Phil Mortillaro uses keys to bring art back to the Village.

A quiet and contemplative oasis in the middle of New York's bustle and riot.

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

A crumbling hospital from the 1850s on Roosevelt Island.

All that remains of one of the Civil War's more deadly POW camps is a simple flagstone.

The little-known final resting place of one of America's greatest writers.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

A gazebo that inspired the fifth episode of the "Twilight Zone" still stands in the creator's hometown

This oversize piece of novelty cookware once cooked the largest pancake in the world.

This road winds through the steep coastal cliffside offering spectacular views for those who brave the drive.

Two giant painted cooling towers make for one of the world’s most epic bungee jumps.

A sobering account of the vibrant multicultural neighborhood that was destroyed under apartheid.

A growing popular hipster market with over 100 local specialties and live music.

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.

Formerly known as the Malay Quarter, Bo Kaap is a colorfully-painted suburb located in the “Mother City” of South Africa.

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

A hidden architectural treasure in New York's Brooklyn.

The notorious headquarters of a corrupt political machine.

The one-time office of the architectural firm that ushered in the Gilded Age is now a Club Monaco.

This Bronx apartment building is officially recognized as the birthplace of hip-hop.

New York's southernmost subway station is whimsically wavy.

Brooklyn vintners creating world-class wine in a city not known for its vineyards.

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

These former Nazi anti-aircraft towers offer a singular view of the north of Berlin in the summer, and a sanctuary for bats in winter.