Where one of Greenpoint's "five black arts" was practiced.

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

The competition: breathe deeply as long as you can.

This Manhattan museum houses one of the largest collections of Spanish art and manuscripts outside of Spain.

A plaque immortalizes the spot where the early American spy said his famous last words: "I only regret that I have but one life to lose for my country."

A historic 1890s architectural masterpiece with an iconic clock tower that, once open to the public, now faces an uncertain future.

The oldest attraction in Disneyland is a prehistoric stump that Walt may have bought for his wife.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

The heaviest gold coin ever minted.

Rumors of the occult haunt this upscale 1920s hotel.

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

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

This mural painted by Keith Haring was done without payment as a gift to entertain the children at the Hôpital Necker.

Two standing giants remain as a tribute to Luxembourg's metallurgical past.

Since 1947, this living history museum has been providing an immersive look at life in Plymouth Colony.

From horses to stainless-steel trucks, this iconic Providence burger wagon is one of the oldest mobile diners in the country.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

Those belting out show tunes might not realize this piano bar marks the site where Thomas Paine died in 1809.

A man throwing a giant severed hand towers over Antwerp’s main square.

This beautiful Brooklyn monument over a crypt memorializes a grim and largely unknown story from the American Revolution.

The highest rapid transit station in the world.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

This historic patch of real estate offers a glimpse of colonial Boston.

Claude Monet was baptized in this lavishly ornate Paris church.