Nope, not Washington Irving's house.

A haunting collection of the vanished and disappearing natural world.

Paris' linguistic guide to the international language of, yes, love.

A museum of carnival attractions where you are invited to ride the rides.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Notorious artist squat renovated into legal studios.

France's most famous cemetery, with some of its most curious tombs.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Ride the subways of yesteryear.

An homage to Jackie Gleason's bus-driving character from 'The Honeymooners.'

This morbid scene depicts the Darwinian drama of death on the African savannah.

Creating this diorama spurred naturalist Carl Akeley to begin advocating to protect the apes.

This magnificent herd of stampeding elephants has been frozen in time for over a century.

Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

The greatest real estate coup of all time.

This slender three-story building has also had several famous residents.

You must take the A train... to the last active cemetery in Manhattan.

A strangely angled West Village home is the only monument to an explosion that took the lives of three American revolutionaries.

One of the city’s oldest watering holes was originally the home of a famous James Brown (not that one).

The most confusing clock in New York.

There must be a pun in this haystack somewhere...

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.