Eastern Express Connector
Moose country, open prairie, and a long, lazy rail trail along the Missouri, built for riders who'd rather roll than climb.
- Distance
- 1,337 miles
- Surface
- 85% paved
- 3 weeks–2 months
- Route Type
- Point to Point
Ride the Eastern Express Connector
Linking the TransAmerica Trail in Colorado, to the Chicago to New York City route in Indiana, this route was designed for riders who want a quicker, easier coast-to-coast option.
What to Expect
This route was built to shave time and effort off a traditional cross-country ride, crossing the southern Rockies only once and skirting the steepest climbing the TransAmerica Trail tackles in the Ozarks and Appalachians. After the high, cool crossing of Cameron Pass, the route settles into a steady rhythm of grain elevators, small prairie towns, and dry high plains, then long, easy rail-trail miles along the Missouri River. Easier doesn’t mean effortless, though: summer heat and open-country headwinds can make the flat miles work.
The ride opens in Walden, which calls itself the moose-viewing capital of Colorado, before crossing Cameron Pass and descending the scenic Poudre River Canyon into the college town of Fort Collins. The route’s signature stretch follows the Katy Trail, one of the longest rail trails in the country, through river-bluff scenery and small Missouri wine towns along the Missouri River. From there, riders cross the Mississippi on the Clark Bridge and continue through Illinois to Terre Haute, Indiana, on the way to Indianapolis.
Cameron Pass, topping out above 10,000 feet, is the only major climb, and from there the route drops steadily from the Colorado high country onto the plains. Eastern Colorado, the Nebraska panhandle, and Kansas are open, rolling, and exposed to wind, before the Katy Trail’s gentle rail-trail grade carries riders through wooded river bluffs in Missouri and flat farmland the rest of the way to Indianapolis. The full route includes detailed riding conditions and field notes for every climb and descent.
Services thin out considerably through the dry, sparsely populated high plains of eastern Colorado, the Nebraska panhandle, and rural Kansas, where towns are small and far apart and bike shops are rare. Services become more frequent once the route reaches Missouri. Cell coverage can be spotty on the high plains, so download your Ride with GPS route for offline use and carry spare tubes and basic tools.
Ride from late spring through early fall, when Cameron Pass is clear of snow and the Katy Trail is least likely to flood. The high plains run hot and dry in summer, and afternoon thunderstorms can bring lightning, hail, and strong winds across open country. Snow is possible at Cameron Pass early and late in the season, so pack layers for the climb.
Route Sections
Walden, CO to Atchison, KS, 700.1 miles
From Walden, the route climbs over Cameron Pass and descends the Poudre River Canyon into Fort Collins. It then heads out across the dry high plains of eastern Colorado and the Nebraska panhandle before continuing across rural Kansas to Atchison.
Atchison, KS to Indianapolis, IN, 637.3 miles
This section picks up the historic Katy Trail along the Missouri River, crosses the Mississippi River on the Clark Bridge, and continues across Illinois to Terre Haute before finishing in Indianapolis, where riders can connect to the Chicago to New York City route.
Alternates:
- Jefferson City Option, 54.4 mi. A backup route for when the western portion of the Katy Trail is flooded.
- TransAmerica Crossover, 227.2mi. Connects at Boonville, Missouri, using the Katy and Prairie Spirit Trails to link up with Section 8 of the traditional TransAmerica Trail north of Toronto, Kansas. This option is useful for riders also planning to ride the Western Express.
Eastern Express Connector Photos
Plan Your Ride
The high plains ask the most of riders here, with long, hot, exposed stretches between small towns, so plan water, food, and overnight stops carefully before crossing.
Trip Planning & Logistics
This route connects directly to the TransAmerica Trail in Walden, Colorado, and the Chicago to New York City route in Indianapolis, making it easy to combine into a longer cross-country trip. Walden is small and remote, so most riders reach it by bike on the TransAmerica Trail; those starting there should plan a shuttle from the Front Range. Indianapolis offers an international airport and Amtrak service at the eastern end. As a digital-only route, this one is available through Adventure Cycling’s shop as a Ride with GPS experience, which includes routing, detailed service information, riding conditions, and field notes for trip planning.
This route runs mostly on paved roads with one long crushed-limestone section on the Katy Trail, so a standard touring bike suits it well, and tires on the wider side will ride more smoothly on the trail. Carry extra water capacity for the dry, sparsely serviced stretch through eastern Colorado and the Nebraska panhandle, pack sun protection for the exposed high plains riding, and bring warm layers for the climb over Cameron Pass. A swimsuit is worth packing too, since several small towns along the way have public pools that make a good midday cooldown!
Lodging options are limited through the high plains, so plan overnight stops carefully in eastern Colorado, Nebraska, and rural Kansas. Many small plains towns allow cyclists to camp in city parks, and a quick call to the town office or police department can confirm it. Camping and lodging become more frequent once the route reaches Missouri, where campgrounds, B&Bs, and Warmshowers hosts line much of the Katy Trail. Some campgrounds charge solo cyclists the same as a full tent or RV site, though hiker/biker rates are sometimes available.
Fort Collins is the only significant population center on the western section, so stock up there before the drier stretch ahead. Services stay sparse and towns stay small through eastern Colorado, the Nebraska panhandle, and much of rural Kansas, so carry extra water and fill up at every opportunity. Check your digital route in Ride with GPS for service phone numbers, and call ahead for anything outside peak season.
On the high plains, watch for fast-building thunderstorms and seek shelter from lightning and hail, since cover is scarce, and ride early to avoid the worst of the midday heat. Expect farm trucks and harvest equipment on rural roads, and watch for loose dogs. Give moose plenty of room around Walden and Cameron Pass. Check conditions on the western portion of the Katy Trail before relying on it, since flooding can close sections, and use the Jefferson City Option if needed.
Always check Adventure Cycling Route Updates and Corrections before you go.
Routes change. Bridges wash out, businesses close, and construction pops up overnight. We strive to keep routes updated as those things happen. When we learn about a change, we reroute around sections that have become dangerous or are temporarily closed for road work, bridge outages, or construction, and we update service information as businesses open, close, or move. Digital routes are updated as soon as we’ve reviewed a reported issue.
You’re often the first to spot these changes out on the road. Help us keep this route accurate for the next rider by reporting anything you notice with our Route Feedback Form.
This Route Is Part of Something Bigger
It’s one piece of the Adventure Cycling Route Network, began in 1976 and built on a simple mission: to empower people to travel by bike. Our team maps and maintains it; our members and donors make it possible.
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Frequently Asked Questions
It’s our flagship, staff-built route network. The one that started it all 50 years ago with the TransAmerica Trail, the route that launched bicycle touring and bikepacking in America. Every route in it is designed and researched by our own team of cyclists and cartographers: months of research and on-the-ground testing go into each one, so what you get is more than a line on a map. Each Adventure Cycling route has detailed logistics, terrain and elevation info, points of interest, camping and lodging, safety alerts, and history, all in one place. It’s the most in-depth of our three networks, available as digital routes and most as paper maps too. It’s the route network we update most regularly as conditions change.
They’re related, but not the same thing. The Adventure Cycling Route Network is made up of routes we’ve researched, ridden, and mapped ourselves, chosen specifically for a great touring or bikepacking experience. The U.S. Bicycle Route System (USBRS) is a state-by-state national system that we serve as technical experts for, made official through each state’s department of transportation. The two overlap in a lot of places, but an ACRN route carries our own on-the-ground vetting; a USBRS route carries official state recognition.
It depends! If you want a route we’ve personally scouted end to end, with services, camping, and terrain notes built in, start with the Route Network. The ACA Route Network has routes of many different lengths and can be a much easier starting place for someone new to bicycle travel. If you’re an experienced cyclist piecing together an officially designated corridor, or riding somewhere the two systems converge, the interactive USBRS map is a good resource to use.
The Adventure Cycling Route Network is a premium network because of everything that goes into it. Unlike the U.S. Bicycle Route System (built by state DOTs) or Short Routes (submittedby cyclists in their own communities), every Adventure Cycling route is researched, ridden, and vetted end-to-end by our own team. Unlike other routes, Adventure Cycling routes come with extensive information on riding conditions, terrain notes, camping and lodging info, logistics, safety alerts, and points of interest. We also keep it current as roads and services change. The price supports that ongoing research and maintenance work, done by a nonprofit whose whole mission is making sure the route in your hands is one you can trust.
Turn-by-turn directions with a bike icon aren’t the same as a route built for specifically touring or bikepacking. Every mile in the Adventure Cycling Route Network has been researched and ridden by our staff and researchers, chosen to avoid dangerous traffic, and mapped with what a touring cyclist actually needs — food, water, camping, hotels, bike shops — spaced out along the way. The Adventure Cycling Route Network was built for cyclists by cyclists, is regularly updated, and comes with the resources and information needed to plan your ride.
No. The network includes routes for a wide range of experience and difficulty levels, from a first multi-day trip to a cross-country expedition. What every route has in common is that it was chosen with a touring cyclist’s needs in mind, whatever kind of trip you’re planning.
Not at all. Alongside iconic long-distance routes like the TransAmerica Trail, the network includes shorter regional routes, so it works for a weeklong vacation or a two-month journey.
For many years, we focused on paved routes, but today the network includes plenty of unpaved gravel riding for bikepacking. In fact, Adventure Cycling mapped the Great Divide Mountain Bike Route in 1998, arguably the most impactful bikepacking route in the world. The Adventure Cycling Route Network also includes the Golden Gravel Trail, Idaho Hot Springs Mountain Bike Route, Arkansas High Country Route, and more. Some routes are a 50/50 mix of pavement and gravel. Some routes follow paved and unpaved bike paths and rail trails. The Adventure Cycling Route Network has terrain for every cyclist.
We revisit our printed maps every three to five years, and push corrections to our digital route data as we learn about changes on the ground. If you have an Adventure Cycling Route in Ride with GPS that we’ve updated, you’ll get a notification when you open the route to update to the newest version of the route. Updating will ensure you have the latest data, information, and points of interest vital to being on route. For cyclists who have Adventure Cycling paper maps, we keep a list of route- and section-specific updates current on our Map Updates and Corrections page.
Change comes from two directions: our own staff research and reports from the cyclists actually out there riding them. If a bridge washes out, a shoulder disappears, a campground closes for repairs, or a town loses its only grocery store, that’s the kind of thing that triggers an update. You can help us keep our routes accurate; fill out our Route Feedback Form.
Most of our Adventure Cycling Routes come as waterproof print maps and digital Ride with GPS navigational data. Our print maps are the #1 longstanding popular resource for traveling cyclists. They are waterproof, highly detailed and always work. For long trips, many cyclists use a combination of print maps and digital routes.
If you’re already comfortable and familiar with a GPS navigational aid such as Ride with GPS or a Garmin, our digital data packages are an excellent choice. We do not recommend GPX data for beginners since there are a few extra steps to installing and troubleshooting.
Once you purchase a digital route, you’ll get an email with a link to unlock it in the free Ride with GPS app — no separate subscription required for basic navigation. From there you get turn-by-turn voice directions, curated points of interest like campgrounds and bike shops, and field notes on the history, geography, and climate along your route, all available 100% offline. If you’drather use a dedicated GPS device, you can export the route as a GPX file to load onto a Garmin, Wahoo, or similar device.
To export GPX files of your Adventure Cycling digital route, use your laptop or desktop to open the email you received after purchasing your digital route. Click on the link that allows you to access your Digital Route. Finally, click on EXPORT ALL at the bottom of the screen. This is the only way to export files that include the route line, points of interest, and services. Files will be exported as one ZIP file.
Adventure Cycling uses abbreviations across its paper and digital routes to indicate particular services, land or road types, route names, direction of travel, and route type. Please see our key to abbreviations.
If you have questions on how to purchase a digital route or about the route content, please contact Adventure Cycling: cartography@adventurecycling.org or 406-721-1776.
If you have questions on how to use your Digital Route in Ride with GPS, please check the Ride with GPS support page or email them at info@ridewithgps.com.
If you’re new to Ride with GPS, please check out the following resources:
Our print map panels aren’t always oriented northwards for space and layout reasons. Refer to the north arrows to help orient yourself if you’re not sure.
No. The Routes and Mapping Department does not do custom routes for individuals. Check out the routes we’ve already mapped, and use the interactive map to piece our route networks together, forming a route that gets you from a point A to point B of your choice.
It started with a single route. In 1976, we mapped the TransAmerica Trail, and more than 4,000 cyclists crossed the country together for Bikecentennial — the nation’s bicentennial cycling celebration our founders organized. That one route became the seed of a network we’ve spent the decades since expanding. Today it’s more than 58,000 miles of mapped routes across the U.S. and Canada, from classic epics like the TransAmerica Trail, Great Divide Mountain Bike Route, and Pacific Coast, to shorter regional routes.