At a remote outcrop on Quadra Island, Nick finds folded limestone crosscut by ancient granite. On the hard-to-reach Quadra Island is a small bay with a mass of swirling rock that appears almost liquid ...

Leavenworth’s sandstone basin holds the key to a dramatic era of volcanic eruptions. The peaks that surround Leavenworth are granite, but the valley itself is an enormous sandstone basin built up over ...