Only 68 people per day are allowed to visit this New Zealand bird-watcher’s paradise.

A solitary tree has grown up all alone on Lake Wānaka, backdropped by the beautiful Southern Alps.

This sheep farm has been forever transformed since being built for “The Hobbit” film series.

A perfect turquoise lake colored with glacier dust.

This Roman arena once played host to bloody gladiatorial battles.

Long tunnels run under the ancient chariot racing circuit to the tower.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

The history and future of cannabis.

Macabre astrological automaton clock dating to the late 1400s.

A 1930s Art Deco swimming pool with a design inspired by grand ocean liners.

Overlooking the spot where the Pilgrims boarded the Mayflower stands Devon's answer to the Colossus of Rhodes.

The only place where can you share a seat with the bums of the Fab Four.

Largely overlooked, this little fountain on Museum Island is a whimsical tribute to a Prussian king nicknamed the “Fatty Flounder.”

A historic fire call point.

Floating swimming pool within a moored vessel.

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

The mirrored section takes the shape of Hebrew characters when viewed from above.

This bird-loving brewery is situated in an old municipal bathhouse, nestled beside a 300-year-old windmill.

An Orthodox church inside a small "Garden of Eden" built by a man who had a vision.

The unexpectedly beloved remnants of a controversial thermal power plant.