One of only two commuter aerial tramways in the United States.

On this island, you suck away your garbage via an elaborate pneumatic tube system.

Macabre astrological automaton clock dating to the late 1400s.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

Feral cats keeping the rodent population at bay all across Greenpoint waterfront.

HBO series' stage tucked away in a Greenpoint lot is the largest theatrical set of its kind in the United States.

A graffiti Mecca welcoming artists from around the world.

Once a ferry dock, radio transmitter, and now a new Greenpoint park.

A drawbridge named for a potentially intersex Polish national who fought alongside George Washington during the American Revolution, and an example of "Pulaski Red".

Nature and beauty amidst pollution and industrial wreckage.

A black cat protests the City Guild in Riga's Old Town.

Want to properly offend a king? Sculpt a giant hill figure in chalk of him riding out of town.

Cliffs full of fossils at the portal to England's Jurassic Coast.

A community of artists and entrepreneurs seeks a simpler life on London's waterways.

A flourishing garden with pigs, donkeys, goats, rabbits, guinea pigs, chickens, ducks, and sheep.

Historic church where a number of Shakespeare's actors are buried.

Banksy gives themself artistic license with this piece of London street art.

The largest clown school in Britain offering accredited degrees.

Artists and musicians now rule over this former rail station.

Scattered throughout London are ancient remnants of the city's former bounding wall.

The curios of pharmacist and collector Henry Wellcome.

Once the home of a hermetic monk, this cave now houses a small church.

These medieval tunnels provided water to the city above through centuries of civil war and plague.

A wunderkammer hidden on the top floor of the Hartford statehouse.