Wabash Trace Nature Trail is mostly crushed limestone rails-to-trails through southwestern Iowa, running from Council Bluffs on the Nebraska border to Blanchard, Iowa on the Missouri border, approximately 63 miles.

The North/South Trail spans the Land Between the Lakes.  

About Katy Trail State Park, MO

The Katy Trail is a 237 mile (386 km) trail stretching across most of the state of Missouri.  (Use this link if you're looking for the Dallas Katy Trail).  Over half of it follows Lewis and Clark's path up the Missouri River, where you can ride beneath towering river bluffs while eagles circle overhead.  After leaving the river, the trail meanders through peaceful farmland and small-town Americana.

The Mountain-Bay Trail is an 83 mile rails to trails running from Wausau WI to Green Bay WI.
mountain-baytrail.org

From https://www.makeyourdayhere.com/Facilities/Little-Blue-Trace-Trail

An 15.5-mile hiking and bicycling trail highlights the park, which also includes - along this trail system - 4 shelters and 30 picnic tables. The trail currently starts at Blue Mills Road and extends 15.5 miles south to Phelps Road in Kansas City. It will ultimately extend to Longview Lake.

About theTrail

Peter Hubbard posted the route: