This incredible collection of vintage pinball machines can be played at 25 cents a pop.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

Salute the leader of the proletariat.

The site of the deadly Triangle Shirtwaist Factory Fire.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

The oldest surviving synagogue in New York City is now a soaring art space.

Mysterious 500-year-old tapestries depict a unicorn hunt.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

An artist's cute bronze subway sculptures belie his violent artistic past.

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

Elevated freight railway turned wildly successful urban park.

Iceland's largest geothermal mud pool is a little bit haunted and a little bit dangerous.

A Jenga-style cylindrical tower of books that appears to go on forever.

Steadily reminding Czechia of its past.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

Monument to a suicide protesting the Soviet invasion.

A mocking tribute to the past and modern leadership of Prague.

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

What looks like a suicide in progress is actually a statue of Sigmund Freud.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

Macabre astrological automaton clock dating to the late 1400s.

The world's largest collection of intentionally useless inventions.