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Kyle Sackette of Honeoye Falls, NY shares this video taken on Sept 29 near Thunder Hole. "The pure force of nature is seen as the ocean waves cascade over the exposed fragmented rocks." (Courtesy of Kyle Sackette www.kasackettco.com. Used with permission.) More @ http://go.nps.gov/YourAcadiaNPS #YourAcadiaNPS | Acadia National Park

What will happen when a mother humpback and her calf are caught between the advances of competing male whales? Find out on the season finale of Spy in the Ocean: Deep Trouble, tonight at 8 PM and on the Cascade PBS app! | Cascade PBS

The Chumstick Basin, a major Eocene-era feature in the Cascade Mountain Range, is a fossilized sandbox, as Nick Zentner puts it. Let's wrap up our exploration of this unique area around Leavenworth! | Cascade PBS