Mossback's Northwest
Airing | 7/3, 9:48p
The Mystery of the Mima Mounds
0h 12m|Community|PBS|2025
A pimpled prairie south of Olympia is an enigma. Were the mounds made by floods, ice, earthquake or ancient gophers? An old story says they are the remains of ancient whales. For 200 years, researchers have pondered their origins with theories.
GENRECommunity
DETAILSNetwork: PBS
Runtime: 12m