This irregularly shaped sea fortress has defended not one but three different sovereign states.

A small 12th-century temple surrounded by waters believed to have curative properties.

Though it was originally dedicated to the Hindu god Shiva, Baphuon was converted to a Buddhist temple in the 15th century, complete with a massive hidden statue.

A secluded, little-known temple hidden amid the dense jungle.

A battle between nature and architecture in the Cambodian jungle.

An artist crafted this lonely left hand as an imagined relic from Singapore's history.

A disused quarry turned lake in the middle of a residential district.

A Singapore shrine to an unnamed German girl who has become a local deity.

Rainbow shutters decorate this former police station.

Postal archives over 150 years old offer a window into Singapore's culture and tradition.

A venerated grave atop an ancient royal hill, often attributed to the last king of Singapura.

The history of those incarcerated in Singapore during World War II is etched into the bricks of a popular staircase.

An alien church provides much needed silence in the midst of a Finland shopping center.

This insurance company building reminds customers that witches, bears, and gnomes are out there, best be insured.

This bank is widely believed to be the inspiration for the offices of Philip Marlowe, the hardboiled detective featured in a number of Raymond Chandler's stories.

On Waikīkī Beach, a monument to four extraordinary individuals of dual male and female spirits who brought the healing arts from Tahiti to Hawai'i.

This nondescript tunnel has been featured in a number of iconic movies, from “Roger Rabbit” to “Back to the Future.”

This Croatian computer club features such gaming relics as the infamous Virtual Boy and an 8-bit Pacman machine.

This military tunnel dates back to World War II and provides visitors with a little wartime adrenaline.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

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

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