It houses the remains of a 17th-century version of the Titanic.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

The mark of the Devil's horns on a marble column in Milan.

Remnants of cone-shaped fascist bomb shelters in Milan.

Old batteries and frog skeletons reside in this lakeside monument to Alessandro Volta.

Berlin's old airport.

Floating swimming pool within a moored vessel.

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

Blitzkrieg bop your way through Berlin's Ramones Museum.

The most visited, and possibly most controversial, museum in Germany.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

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

Walk into the 19th century without leaving Brooklyn.

Four cars from the old system were once on display, but were removed in 2014.

Once a popular watering hole among longshoremen and shipyard workers, this neighborhood treasure spans more than 100 years of Red Hook history.

A Red Hook dive bar that is holding onto its roots.

A decommissioned military complex that's now a modern industrial park.

Abandoned 19th century homes once occupied by naval officers, soon to be demolished.

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

A community theatre in Brooklyn that brings Country to New York and New York to Country.

Ride the subways of yesteryear.

The most unloved grain elevator in Brooklyn was a “Magnificent Mistake.”

A modern zoetrope on the New York City subway.