Information about trails around Seattle, Washington are available through the links below.

https://www.lonelyplanet.com/articles/seattle-best-bike-trails

Links below to to a page with many rides.

https://www.alltrails.com/us/oregon/portland/road-biking

https://www.hellolanding.com/blog/the-12-best-bike-trails-in-portland-oregon/

Below is a link to trails in the Bend, Oregon area.

Gateway Arch National Park is an

The New River Gorge National Park and Preserve is a unit of the United States National Park Service(NPS) designed to protect and maintain the New River Gorge in southern West Virginia in the Appalachian Mountains.

https://www.nps.gov/whsa/