A self-built castle made by a mysterious man.

The unusual burial monument of Arizona's first governor.

A geological mystery on Camelback Mountain.

The handsome statue is a tribute to the post riders who traversed 52 miles of tough Arizona terrain.

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.

This 1930s log cabin began as a taxidermy museum but is now a popular country music venue.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

The final resting place of the businessman-turned-astronomer who helped discover Pluto stands near his observatory.

A planet-hunting astrograph built in the 1920s to seek out the so-called "Planet X" beyond Uranus.

Five mythical trolls have taken up residence in woods and hidden on paths at the Coastal Maine Botanical Gardens.

In Gloucester, Massachussets, fishermen celebrate a successful year at sea by charging a lubed pole to capture an Italian flag.

This 23-foot-tall bear stands amid the hustle and bustle of Hamad International Airport.

The name of this ancient Indonesian temple translates as "Elephant Cave" but it could be more accurately called "The Hellmouth."

Hindu temple of the dead home to hundreds of long-tailed macaques.

One of the holiest places in the region, devotees come to Tirta Empul to bathe in the holy spring water.

Sacred waters rescued from the wrath of a volcano.

This sacred cave temple is home to thousands of bats and according to legend, a giant snake king.

It took 28 years to build this massive statue of the Hindu god Vishnu riding a mythical bird.

The first Catholic church in Singapore is a Neo-Gothic colossus with a rich architectural history.

A historical convent known for taking in bad luck babies left on its doorstep is now an upscale shopping center.

An exploration of Malaysian heritage through the lens of traditional textiles.

One of the world's tallest flagpoles.

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.

A ring of soy sauce bottle bases decorate an important Singaporean landmark.