Mima Mounds

Wash. Department of Natural Resources

The Mima Mounds Natural Area, southwest of Olympia, may soon get bigger.

Not the tell-tale mounds themselves – the part of the the geologically unique landscape that’s protected by the state. Right now, the Department of Natural Resources manages just over 600 acres of it. A private party is donating 100 more to the preserve.

There’s a large swath of native prairie southwest of Olympia that’s very strange looking. So strange, in fact, that some have even said it was created by aliens. 

What makes it strange are “things” called The Mima Mounds.

We can tell you some things they are not, but we can’t tell you what they are. In fact, people have been trying to figure them out for centuries.

“It’s probably one of the most poorly understood phenomena in earth science,” says Paul Butler, professor emeritus of Earth Science at the Evergreen State College.

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