There's a five-day Katy Trail Ride every summer, or you can explore smaller sections on your own.
One of the longest rail-trails in the country, this route runs 225 miles across the entire state. There's a five-day Katy Trail Ride every summer, or you can explore smaller sections on your own. (For a small additional fee, you can even take your bike on Amtrak to several of the trailheads.) The road is flat and scenic, passing through forests, wine country, prairie, and a stretch of the Lewis and Clark National Historic Trail.