Portland Observatory

The Portland Observatory (1807), located at 138 Congress St., is the last remaining maritime signal tower (it’s not a lighthouse) in the United States. It became a National Historic Landmark in 1971. Visitors will be treated to historical exhibits, guided tours, gift shop, and spectacular views of Portland Harbor.

Getting There & Details

Address
138 Congress St.
Phone
(207) 774-5561
Website
www.portlandlandmarks.org
Map
Get Directions →

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