The Atlantis of Cape Cod reemerges during the lowest of tides.

One of the largest public collection of historic armored and military vehicles in North America.

One of the smallest churches in the United States is located along the side of the road in a residential neighborhood.

The Wright Tavern is possibly the most important building in Concord Massachusetts to the American Revolution.

The phrase "the shot heard around the world" was coined after a skirmish at this bridge.

The poems Nathaniel Hawthorne and his wife Sophia etched into its windows are still visible today.

One of two lighted lanterns hung in the church belfry on the eve of the Revolutionary War to warn that the British were on their way.

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

This tiny, painted door at the base of a tree stump has been a fixture of the Harvard University campus for decades.

One of the last remaining movie theatres in the country that features a rear-projection system.

Final resting place of the two women killed on a small island off the coast of New Hampshire.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

A local scoured more than 1,000 acres for stone to create his masterpiece.

Eight rare Corvettes are swallowed up by a sinkhole in Kentucky's National Corvette Museum.

A unique home built by Andrew Jackson Caldwell that also served as a military hospital.

This replica of the Greek structure is in the heart of Nashville.

Located inside a former bread factory, this museum explores a century of transportation history through innovations that were extraordinary or failures—sometimes both.

A pair of 7-foot legs belonging to the military man of the Mayflower stand jauntily by the side of the road.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

Over 50 whirling pools left behind from the glacial age.

A war memorial that appears to ascend from its forested setting.

This abandoned neighborhood is now a park filled with beautiful trees, wildflowers, and hints of its past.

Resonating tubes make music from highway overpass.