6 links
Chatham Light
lighthouse.cc
History, photos plus descriptive information on lighthouse which is an active U.S. Coast Guard navigation aid.
Chatham Light
ipl.org
Photo plus information on lighthouse which is the only remaining tower of what once was three sets of twin towers.
Monomoy Point Light
lighthouse.cc
History, photos plus descriptive information on lighthouse located on what used to be a peninsula, but became two islands.
Stage Harbor Light
lighthouse.cc
History, photos plus descriptive information on lighthouse which is one of Cape Cod's most recently built.