The Alligator Lake volcanic complex is a group of basaltic cinder cones and lava flows in south central Yukon. The upper part of the Alligator Lake volcanic complex consists of two well-preserved cinder cones capping a small shield volcano. They probably post-date the local Holocene glaciation.
The Alligator Lake volcanic complex, located in south central Yukon, is composed of basaltic cinder cones and lava flows.  Its upper portion features two well-preserved cinder cones atop a small shield volcano. These structures likely formed after the last glacial period in the region, known as the Holocene glaciation.