A

David

Darling

drumlin

drumlin

The flank of a drumlin composed of glacial till. The length of this drumlin is about 1/8 mile. Note the two people for scale. Cranes Beach, MA. Credit: USGS.


A drumlin is an elongated hillock, formed of till, found usually in swarms in lowland areas formerly occupied by a glacier. Drumlins usually taper away from a steep slope that faced the incoming ice.