Site of the first pathological and bacteriological research facility in the United States.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

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

The famous facade of Grand Central Terminal hides a regulation tennis court—and it's not the first one.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

America's oldest Eastern European synagogue provided the immigrants of crowded Lower East Side tenements a space of sanctuary.

A dilapidated dock tells the story of Titanic’s missed arrival.

The only remaining building in New York to see the inauguration of a president is being slowly overtaken by a grocery store.

“Invented in Key West, Perfected in Brooklyn."

Where sweethearts leave their love locks in the Uruguayan capital.

This beautiful example of neoclassical architecture is one of Uruguay's most treasured cultural gems.

Abandoned bull fighting ring, slowly falling apart in Uruguay.

The design of the Palacio Salvo has been described as "a lighthouse on top of a building."

Every Sunday, Bogotá turns 75 miles of its city streets into a bicycle superhighway.

The 17th-century hacienda where Simón Bolívar spent his last days before dying from tuberculosis.

This city park wants you to take your shoes off.

Pilgrims each carried a brick to the top of Mount Monserrate to help build this historic sanctuary in Colombia.

A celebration of Colombia’s premier contemporary artist.

Outdoor escalators and art have helped change what was once a notoriously dangerous part of Medellín.

Colombia's biggest botanical garden contains plants from all across the country.

Home to 23 voluptuous and instantly lovable sculptures by one of Latin America's most celebrated artists.

This Bogotá museum houses the world's largest collection of pre-Columbian gold relics.

The colonial city's social history is reflected in its fanciful door knockers.

Three hundred illuminated pillars form an “artificial forest” in Medellín.