RAGBRAI: America's Favorite Bicycle Ride - Greg Borzo - Google Books

https://books.google.de/books?id=f6d2CQAAQBAJ

Launched as a lark in 1973, RAGBRAI has developed into the world's largest, longest and oldest bicycle touring event. Thousands of cyclists from all fifty states and dozens of countries ride across Iowa for a weeklong festival. Meanwhile, tens of thousands…