A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Visit the monolithic tomb of America's most famous general.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

San Francisco's newly reopened hands-on science museum.

Home to items never before seen by the public.

Granting the right of way to ships over surface traffic since 1917.

The first park built over a freeway is a brutalist masterwork.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A giant Troll lurks under one of Seattle's oldest bridges.

This one has sailed five times as far as Sir Francis Drake's famous ship.

Giant, friendly pelicans in Central London, the most unlikely of places.

A historic arboretum and non-conformist, non-denominational park cemetery.

London's smallest police station is barely the size of a phone booth.

Steadily reminding Czechia of its past.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

Metro station with a claim to rock n' roll fame.

Cold war icon and onetime "hole" in the iron curtain.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

Nature's slip and slide.

Taihape's claim to fame is a fictional Kiwi farmer wearing gumboots.