This bike park has some tremendous downhill trails and is a hub for those aforementioned 100-plus miles of scenic mountain single track.
At the small temporary headquarters , you can take tours (free) of the launch complex where two people stood ready around the clock to turn keys launching missiles from this part of South Dakota. Visits are limited to six people per tour and there are only one or two per day. Call far in advance to secure a place.
The 109-mile George S Mickelson Trail cuts through much of the forest, running from Deadwood through Hill City and Custer to Edgemont on an abandoned railway line. There are bike rentals at various trailside towns.
This is the place at the resort to inquire about other summer sports, such as horseback riding and hayrides, rafting and fly-fishing and a variety of programs for children.
Both of Keystone's golf courses, Keystone Ranch and Keystone River Course, have been lauded by golf magazines and can be reserved from the same reservation number.
The society leads hour-long tours inside two original Wilder homes the one where the Wilders spent the first winter and the home Michael Landon, er, 'Pa' built.
The water at Evans Plunge , a giant indoor geothermal springs waterpark, is always 87°F (30.5°C).
This is the place for bike rentals in summer and snowboard or ski rental in winter.