This is a 1000 Trails camping park outside of Bend in an area known as Sunriver.
The mountains around the area are part of the Cascades. They are all extinct volcanoes.
Collectively known as Mount Bachelor, The Three Sisters and Broken Top.
The first pictures below are of our campsite and RV and car.
These pictures are the mountains as seen from the East side near Bend.
This is Mount Bachelor
And these are the sisters as seen from the Mount Bachelor ski area