Some recent rail trails auctions on eBay:

Rail-Trails Midwest Great Lakes: Illinois, Indiana, Michigan, Ohio and Wisconsin

$3.68 End Date: Tuesday May-5-2020 9:27:37 PDT Buy It Now for only: $3.68 Buy It Now | Add to watch list

24 Great Rail-Trails of New Jersey by Penna, Craig P. Della

$3.94 End Date: Wednesday Apr-22-2020 8:06:26 PDT Buy It Now for only: $3.94 Buy It Now | Add to watch list