It's summertime!

For the period of August 2nd through September 2nd, our hours are 9am to 7pm.  

The last tour leaves 30 minutes prior to closing.

In order to keep wait times at a minimum, we strongly suggest that groups of 12 or more book tour tickets online in advance for your own convenience. Larger groups without reservations may face longer wait times. 

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 2019 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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