A rocky sea serpent hides caves, blowholes, and a spectacular natural bridge.

Three bridges straddle a stream, one stacked upon the other.

These bronze pamphlets remember a remarkable group of Germans who fearlessly opposed the Nazis in the very center of their power.

Go surfing on this urban wave, "hacked" by local surfers.

The footprint of a frustrated devil in Munich's Cathedral.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

Among the ostentatious rococo ornamentation of this church, an image of death cuts the life-thread.

This century-old cinema house has a marquee that has been hand painted by a single man for over 25 years.

This German version of Universal Studios holds a vault of treasures from the NeverEnding Story.

The prototype for all Nazi concentration camps.

The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

This abandoned coliseum was intended to be a grand Nazi rallying ground before it was halted at the end of the war.

A small but immensely extravagant palace built by the "Night King."

A striking 12th-century-style castle built on the edge of a cliff.

A celebration of capitalism in Midtown.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

Architectureal fantasy quarter of Rome.

The celebrated eyesore created by starry-eyed sweethearts.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

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

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

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.