A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

The tunnel under the Capitol Building where Congress takes out its trash.

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

An easily overlooked memorial to a Ukrainian famine-genocide that killed over 4 million people.

A 1,100-ton train fell through the floor in 1953. Workers got it patched up in just 72 hours.

Spies, love letters, and ghost stories have all left their mark on this home-cum-museum.

The highest rapid transit station in the world.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

New York's southernmost subway station is whimsically wavy.

A ruthless Soviet relocation campaign birthed a new cuisine, and this humble restaurant.

This neighborhood grocery houses a treasure trove of Eastern European delights.

This abandoned artificial island off the coast of New York City is now home to dozens of harbor seals.

World Trade Center memorial likened to a woman's sexual organ.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

A good place to research the Freemasons, esoterica, occultism, and hermeticism.

Finally, you don't have to be a pious Swedish seaman to relax like one.

Qatar's oldest market can trace its origins back more than a century.

Down a stairway in the East Village, you could once read a plaque describing an alternate history of a fictional version of Manhattan.

Behind a grungy bodega facade, a Poblano family serves rich, home-cooked meals.

Spiral-bound community recipes and antiquarian gems mingle at this small East Village shop.

A celebration of capitalism in Midtown.

A simple plaque remembers an act of WWI terrorism that obliterated an island and forever scarred the Statue of Liberty.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.