Explore geological wonders, firsthand.

Visit an EarthCache and learn from the rocks under your feet.

An EarthCache is a special type of geocache you can visit to learn a geology lesson developed by the community.

How to find your first EarthCache

Create a Geocaching.com account. Go to 'Play' and use Filter to show only EarthCache locations. Visit a cache and log your find!

Start now by creating your account.

Dig Deeper into EarthCache

Create your own EarthCache. Anyone can submit an EarthCache. Read the guidelines to learn more.

Get recognized in the community. Get status and add badges to your profile when you reach EarthCache discovery and development milestones. Shop for EarthCache gear in the GSA Store. Shop

Share the knowledge. Read our EarthCache guides and get involved. For teachers

For GSA Members