When the Army calls for volunteers, it's traditionally for something that's mind-numbingly tedious and difficult, or possibly not well suited to continued good health. But this time it's different. The service is looking for volunteers to staff the $200 million National Museum of the United States Army for its planned 2020 grand opening at Fort Belvoir, Virginia, about 30 miles south of Washington, D.C. Volunteers must be at least 18 years old, but no prior military service is required. They can serve in visitor services, special events, tours, education, gardening and administration, and can even pick the shift they prefer, according to a news release. Read more on Military.com.