Portsmouth Harbor Lighthouse in New Castle New Hampshire

Portsmouth-NH-6-30-2011-010
The only lighthouse on the mainland of New Hampshire, Portsmouth Harbor Light (also known as Fort Point Light, New Castle Light, and Fort Constitution Light) was constructed in 1877 on the grounds of Fort Constitution, a Revolutionary War fortification.

West Quoddy Head Light in Lubec, Maine

tn_West Quody lighthouse 5-20-2017-29
One of my favorite lighthouses but so far out of the way.
West Quoddy Head, in Quoddy Head State Park, Lubec, Maine, is the easternmost point of the contiguous United States.