Burping, gurgling geothermal mud pots by the Salton Sea.

The sea once considered an ecological wasteland is now called "crown jewel of avian biodiversity" by scientists.

Legend says one of the world's largest marine geysers is actually a whale that got wedged within the rocks.

A UFO scrapyard in the California desert.

A remote desert lookout offers unparalleled views of the California badlands for those who brave the trek.

A Biblically-based Natural History Museum.

It would be a crime to miss it.

Educational foundation that teaches the powers of fourth dimensional physical properties.

A couple turned their front yard into an artistic masterpiece.

An inconspicuous footbridge beloved by San Diego locals.

The classic Atari game's iconic aliens have invaded downtown San Diego.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

Come for the bait, stay for the brioche.

Watch the seas clash at the place where according to Maori tradition, the spirits depart for their journey to the afterlife.

This sprawling scenic burial ground is the final resting place of Japan's last shogun.

Impossibly life-like natural history models created out of glass by a father and son.

Singapore's landscaping project is home to 18 incredible Supertrees.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

The only museum with its curator—and her pets—buried inside.

100 year tradition of fist fights, marked by marble footsteps.

A whale rib was used to advertise the store by the arch that offered exotic goods from far away.

Pilgrimage site for star-crossed lovers.

This winding road through an Italian canyon may be the most scenic drive in the world.