Hear the quietest sound from across the dome.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

The celebrated eyesore created by starry-eyed sweethearts.

A simple plaque on the facade is the only reminder that the treaty ending the American Revolution was signed inside.

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

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

Alexander Hamilton’s creation caused quite a bit of controversy.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

This elaborate towering structure was once famed for its revolutionary height.

The first American department store, and home to the largest operating musical instrument in the world.

Yo, Adrian!

Dr Barnes' $25 billion private collection of art and arboretum.

This water tower commemorates the invention of the transistor on this site in 1947.

Memorial to the 137 lives lost on a ship fire, the whole hulk of which washed up on the Asbury Park shore.

This giant satellite antenna services the transmission needs of government agencies and cable programmers.

The mysterious canine hides atop a drain pipe on the back of the building, some say as a sneaky shoutout to Yale.

Nassau Hall has served as army barracks, a museum, and played a key role in the American Revolution.

A wooden theatre that remains the heart of a charming Victorian-era New Jersey enclave.

One of New Jersey's oldest churches is a historical treasure trove.

The first dish to bounce radio signals off the Moon, it was the forerunner to the U.S. Space Program.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.