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!

Hours & Location

The Cosmos Mystery Area can get very busy during the summer. We strongly suggest that you purchase tickets online in advance to ensure you get a spot on one of our tours. Click to download our brochure.

Our 2020 Season

How to Find Us

24040 Cosmos Road | Rapid City, SD 57702

We are located 20 minutes from Rapid City, 7 minutes from Keystone and 10 minutes from Mt Rushmore

Driving Directions

From Rapid City

Head south on US-16
Drive Aproximatly 17 miles
Turn left onto Cosmos Rd
We will be on your left

From Keystone

Turn right onto US-16A E
Take the ramp onto US-16 E
Turn right onto Cosmos Rd
We will be on your left

From Mt Rushmore

Take SD-244 E to US-16A E
Turn right onto Cosmos Rd
We will be on your left

Cosmos Mystery Area

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

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