The Kitsap Peninsula is the second largest peninsula in Washington State (trailing only the Olympic Peninsula) and one of the largest in the continental U.S. 

The traverse connects the southern tip (Longbranch on the Key Peninsula) with the northern tip (Foulweather Bluff in Hansville).

Vashon Island is one of the largest islands in the continental U.S.

The Vashon Island Traverse is a run from the island's southern to northern terminus (or vice versa). 

Route begins at the Tahlequah ferry terminal and heads north on Vashon Highway 13.8 miles to the north-end ferry terminal.  

https://dnr.wisconsin.gov/topic/parks/elroysparta

The Elroy Sparta trail is a beautiful trail through central Wisconsin.  It is a mostly crushed limestone multi-use trail that is popular for bikes.  It is a former train route that has long train tunnels where bikers & runners need headlamps.