Plan A Visit to GEM

2017 Summer Season Hours:
OPEN May 26th through early October
Tuesday – Saturday:  9am – 5pm
Sundays: 12pm – 4pm
Admission by Donation

Open Summer Holidays (Memorial Day, 4th of July, Labor Day)

The Research Library is available to the public and upon request! Please call to schedule a research time: 307.327.5308


Questions?  Call 307.327.5308 or email

Our Mission
Grand Encampment Museum preserves and interprets the history of the Upper North Platte Valley. It provides the public with access to historical sources and experiences, as well as a place for research and to educate all generations.