JET, Okla. — Grab some sunscreen, shovels and water... it's time to dig for crystals! The Salt Plains National Wildlife Refuge in Jet, Okla. opens for crystal-digging season April 1 - Oct. 15.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. OKLAHOMA CITY, Okla. (KFOR) – Oklahomans ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. CHEROKEE, Okla. (KFOR) — Crystal digging ...

It's officially crystal digging season at the Great Salt Plains State Park in Jet, Oklahoma! Watch the video to learn more about the free, family-friendly activity. Cowboys DC Matt Eberflus to coach ...

The Sooner State boasts nine wildlife refuges, each offering a one-of-a-kind adventure in a different setting. For instance, when you're enjoying a serene escape in Medicine Park, considered America's ...

Add Yahoo as a preferred source to see more of our stories on Google. A family digs for crystals at the Salt Plains National Wildlife Refuge. In northern Oklahoma, there are more than 11,000 acres of ...