Fort Knox State Historic Site, Prospect

Observatory Daily Hours:

May 1 - June 30: 9am - 5pm

July 1 - August 31: 9am - 6pm

September 1 - October 31: 9am - 5pm

The Observatory is closed for the winter starting November 1.
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Fort Knox State Historic Site Reviews
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TripAdvisor Traveler Rating 4.5
359 reviews
TripAdvisor
  • I visited the Fort numerous times as a kid and even though it was fun to run around, it wasn't well taken care of. The Fort has started to improve with age.  more »
  • Fort Knox is a well preserved site, which you and your children will enjoy visiting. It was finished in 1869, and is named after Revolutionary War hero, Henry Knox. The cannons can be found everywhere...  more »
  • My family and I (including our dog) were welcomed at this property. There's not a lot to see and do when traveling with your family pet, but this place hit the spot. We walked and explored the Fort fo...  more »
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Plans to Fort Knox State Historic Site by other users

36 days in Maine BY A USER FROM UNITED STATES July, popular PREFERENCES: July ATTRACTION STYLE: Popular PACE: Medium 9 days in Waldoboro BY A USER FROM UNITED STATES July, relaxing, beaches, historic sites, wildlife, popular PREFERENCES: July, relaxing, beaches, historic sites, wildlife ATTRACTION STYLE: Popular PACE: Medium 13 days in Maine BY A USER FROM UNITED STATES July, culture, outdoors, relaxing, beaches, historic sites, popular PREFERENCES: July, culture, outdoors, relaxing, beaches, historic sites ATTRACTION STYLE: Popular PACE: Medium 13 days in Maine's MidCoast & Islands BY A USER FROM UNITED STATES August, culture, outdoors, relaxing, beaches, historic sites, museums, shopping, slow & easy, popular PREFERENCES: August, culture, outdoors, relaxing, beaches, historic sites, museums, shopping ATTRACTION STYLE: Popular PACE: Slow & easy 8 days in Bar Harbor & Acadia National Park BY A USER FROM UNITED STATES June, outdoors, relaxing, beaches, historic sites, museums, wildlife, popular PREFERENCES: June, outdoors, relaxing, beaches, historic sites, museums, wildlife ATTRACTION STYLE: Popular PACE: Medium 4 days in Acadia National Park BY A USER FROM UNITED STATES July, popular PREFERENCES: July ATTRACTION STYLE: Popular PACE: Medium 4 days in Acadia National Park BY A USER FROM UNITED STATES July, kids, culture, outdoors, relaxing, beaches, historic sites, museums, shopping, wildlife, popular PREFERENCES: July, kids, culture, outdoors, relaxing, beaches, historic sites, museums, shopping, wildlife ATTRACTION STYLE: Popular PACE: Medium 5 days in Acadia National Park BY A USER FROM UNITED STATES June, culture, outdoors, relaxing, romantic, beaches, wildlife, popular & hidden gems PREFERENCES: June, culture, outdoors, relaxing, romantic, beaches, wildlife ATTRACTION STYLE: Popular & hidden gems PACE: Medium 4 days in Acadia National Park BY A USER FROM UNITED STATES September, outdoors, beaches, historic sites, wildlife, fast-paced, popular PREFERENCES: September, outdoors, beaches, historic sites, wildlife ATTRACTION STYLE: Popular PACE: Fast-paced 58 days in United States & Canada BY A USER FROM CANADA June, wildlife, popular & hidden gems PREFERENCES: June, wildlife ATTRACTION STYLE: Popular & hidden gems PACE: Medium 5 days in Acadia National Park BY A USER FROM UNITED STATES July, popular PREFERENCES: July ATTRACTION STYLE: Popular PACE: Medium 15 days in Mid Coast Maine BY A USER FROM UNITED STATES August, popular PREFERENCES: August ATTRACTION STYLE: Popular PACE: Medium
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