Our hours for Saturday and Sunday are extended until 6pm - last tour leaves at 5:30pm.  This change is effective until August 31, and will also be in effect for Labor Day weekend.  Weekdays we will continue to close at 5pm - last tour leaves at 4:30. Additional cleaning measures are in place andd we encourage social distancing as appropriate.  We recommend reservations to minimize customer wait times.

Come by and see our new Gem Mine attraction!

Ticket Terms & Conditions

In accepting this ticket holder releases management and owners from all liability in event of accident, damage or theft while on the premises. Management reserves the right to cancel any ticket at any time upon refunding purchase price.

Cosmos Mystery Area

24040 Cosmos Road
Rapid City, SD 57702
605-343-9802

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