Henry Moraine [SEP] continent
Henry Moraine
Henry Moraine is a small moraine on the northwest side of Mount Bjerke in the Conrad Mountains of Queen Maud Land, Antarctica. It was mapped by Norway from air photos and surveys by the Sixth Norwegian Antarctic Expedition, 1956–60, and named for Henry Bjerke, a mechanic with the expedition, 1957–59.
Cascade subcontinent that docked with Washington about 50 million years ago as the entire continent of North America moved west across the ocean. The Alps were heavily eroded by glaciers in the last ice age. The Vashon lobe of the ice sculpted Rattlesnake Ledge, steeply carved the east and west sides of Squak Mountain, and deposited a large erratic on Cougar Mountain, Fantastic Erratic.
Cedar Butte rises abruptly from the moraine between Rattlesnake Ledge and the absolute front of the Cascades. It is sometimes considered part of the Issaquah Alps but it