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4.4
30 votes

Portland Observatory Museum

138 Congress St, Portland, Maine 04101 USA

$
$$$$
Budget
Closed Now
Opens Mon 10a
  • Independent
  • Wifi

“the last surviving maritime signal tower in the US”

The Portland Observatory, built in 1807 at Portland, Maine, is the last surviving maritime signal tower in the United States. Using both a telescope and signal flags, two-way communication between ship and shore was possible several hours before an incoming vessel reached the docks.

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Reviewed by
RoniNoone

  • 3 Reviews
  • 0 Helpful
June 23, 2016
Rated 5.0

Wonderful little spot. My kids 11 and 5 really enjoyed it. The volunteers were friendly and the history fascinating.

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Portland Observatory Museum

138 Congress St
Portland, Maine
04101 USA

Hours

Closed Now
  • Sun - Sat: 10:00 am - 4:30 pm

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  • Independent
  • Wifi
  • Street Parking
  • Yes Parking

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