Nick Zentner is back exploring the rock layers of Vancouver Island - and this time, we're checking out a collection of 80 million-year-old sedimentary deposits of sand and pebbles along the shore. Don't miss part 4 tomorrow! | Cascade PBS

Palm trees in the center of Washington state? Yes. Well, if you’re willing to go back 55 million years. Nick Zentner Central Washington University See more episodes of Nick on the Rocks --> http://bit.ly/2p5AqjS | Cascade PBS

Did you know Washington state is home to one of the largest waterfalls in Earth's history - it was nearly three times the width of Niagara! Nick Zentner | Cascade PBS

Journey with Nick Zentner high above the city of Wenatchee, Washington, where a group of spires made of a unique type of 44-million-year-old rock tell the story of extreme volcanic activity and ancient vents of magma older than the Cascade volcanoes. Watch episodes of Nick on the Rocks on the Cascade PBS app. https://bityl.co/MxUD | Cascade PBS