The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Instead of solid circles, the stoplights in this northern Icelandic town have glowing red hearts.

A monument dedicated to the civil uprisings that took place during the Pots and Pans Revolution.

These enlarged egg sculptures represent the native birds of eastern Iceland.

In Northeastern Iceland lies something of an oxymoron: a steaming desert.

This last stalwart of the now-forgotten feminist restaurant movement served food in an activist atmosphere since 1977.

This pole near the infield rail at Belmont Park marks the jaw-dropping margin of Secretariat’s 1973 Belmont Stakes victory.

A historic lighthouse steeped in rumors of ghost and pirate stories.

The oldest continuously inhabited street in America.

The Brigadier General was so afraid of being buried alive that he had a buzzer installed in his mausoleum, just in case he woke up.

West Point’s only monument to a woman veteran stands above an empty grave.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

New York's southernmost subway station is whimsically wavy.

The competition: breathe deeply as long as you can.

This study room in the New York Public Library saw the creation of one of contemporary America's greatest traitors.

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

The home of the first American-born saint is one of the only curved buildings in New York.

A young woman's senseless murder led to the controversial psychological theory of the "bystander effect."

The home of aviation trailblazers, in a remote corner of the big city.

You must take the A train... to the last active cemetery in Manhattan.

One of the city’s oldest watering holes was originally the home of a famous James Brown (not that one).

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

The first and only carousel with a lineup entirely of insects.