For some of the best views of the harbor, head to the historic Portland Observatory, the country's last standing maritime signal tower. Built in 1807, the octagonal, 86-foot-tall tower was ...
ALSO READ: Former mayors unite to lift Lewiston-Auburn Balloon Festival The Portland Observatory is the last remaining maritime signal tower in the United States and Flag Day is a big day for the ...
Some of the best views in Maine: Popular observatory about to close for the season CHECK OUT WMTW:Stay informed with the ...