Stunningly detailed mosaics in a New York subway station bring life to the Weimaraners of artist William Wegman's work—and to thousands of commutes.

Baroque celebration of the end of the Great Plague of Vienna.

A forgotten graveyard lost in the tangles of an overgrown garden.

A non-native grove of 241 redwoods in Southern California.

The inventor of the Coney Island hot dog rests in a grand mausoleum in Brooklyn.

An eerie diorama that captures the majestic nature of a few prehistoric-looking beasts.

The factory that helped produce a dominant form of lighting before Thomas Edison.

The place where Dvořák composed some of his most famous works.

This morbid scene depicts the Darwinian drama of death on the African savannah.

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.