This railroad and oil tycoon's lavish estate now stands as a time capsule of the Gilded Age.

A tribute to Ponce de Leon's supposed quest for eternal youth.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

The unique collection includes bronze cast handprints of some of America's most famous astronauts.

Town of spiritualists and mediums in Florida.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

A museum dedicated to the history & joys of the trail & your best chance to see hikers throwing up ice cream.

When a guy acquired a free church, he hauled it away piece-by-piece to make it the tasting hall at his vineyard.

Steepest flood safety railway in the entire world.

A monument to the “unrecognized dead” of the tragic 1876 train crash.

Locals call this magical moss-covered walkway the "Emerald Path."

A six-story treehouse offers spectacular views of New York's Finger Lakes region.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

Where the oil industry began.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

This urban oasis is a marvelous meld of music and landscape architecture.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

One of the largest festivals of flowers in North America takes place, appropriately, in the Flower City.

The first and only American institution dedicated to the enduring value of comedy in the United States.

Town full of spiritualists, some of whom are mediums, is still in full swing after 130 years.

This small road tunnel is the only place where you can cross beneath the Erie Canal.

An abandoned tuberculosis hospital moulders on into an uncertain future.

Soaring over the Niagara Whirlpool since 1916.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.