An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

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

You would never come across this tiny green oasis if you didn't know it existed.

Cozy basement bar sports an inventory of over 2,000 beers.

Climb inside an iron crystal magnified 165 billion times its normal size.

A little sculpture with a large wardrobe.

Meet the bronze beloved pet to a family of famous peeing statues.

In an area where the remnants of WWI are discovered on a regular basis this preserved frontline trench may be the most amazing.

When you're a great Russian Tsar, even your vomit gets a statue.

Brussels' favorite peeing boy has a sister.

A moving memorial to the fallen and missing from WWI trenches.

A beer pipeline runs beneath Bruges.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

A bronze plaque at an intersection in Hoboken marks the place where the game of baseball first took shape.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

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

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."

A former waterfront market is now in the center of town due to some interesting Boston engineering.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

Ice cream stand, snack bar, and time capsule of milk conveyance.

The site of Paul Revere's historic two lantern warning.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.