10. Self-guided Tour of New York City’s Forts

Take yourself on a self-guided tour, discovering various military sites around New York City. Check out 10 Traces of World War I You Can Still Find and discover 18 of NYC’s Former Military Forts. From Fort Hamilton to the Sixty-Ninth Regiment Armory, there’s plenty of prominent places to visit for a truly “Untapped” experience.

Next, check out Vintage Photos: Memorial Day in NYC Through the Ages.