Isak Heartstone, a 15-foot wooden troll made out of recycled materials.

Each year, teams of the world's best snow sculptors have 65 hours to create frozen masterpieces.

A museum of natural history, Edwin Carter's original log cabin home and workshop houses taxidermy specimens.

An artist’s underground sanctuary, 40 years in the making.

This memorial to a family's dead son has survived a century of hurricanes and earthquakes.

An unnatural lake in a naturally beautiful setting.

Puerto Rico's oldest rum producer started its 140-year-old business with "a little barrel."

Legend has it this historic port was a popular hideout and smuggling spot for pirates.

Years of neglect and nature took a toll on this 19th-century lighthouse.

An enchanting natural wonder in Puerto Rico's Camuy River Park.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

This niche museum devoted to ancient religious artifacts is shaped like the very thing it displays.

The bat-covered home of one of the world's most popular brands of rum is located on a tropical Art Deco campus.

This limestone cave offers an incredible view of the Río Grande de Arecibo valley.

Rusting, graffiti-covered tanks litter the beach of this island, once used by the U.S. military for target practice.

These mysterious ancient stone spheres were created by a civilization lost to time and are now mostly lawn ornaments.

This Costa Rican topiary park is a surreal garden of unearthly delights.

This neon blue river gets its color from a unique mix of bacteria and volcano minerals.

One of the first sewers in the Americas.

After Christopher Columbus died, his son built a fancy house to rule from.

The oldest colonial fortress in the Americas was once the home and later prison of Christopher Columbus.

Built in 1512, the oldest cathedral in the Americas.

An eccentric German artist built this weird and wondrous castle packed with shocking sculptures and alien art.

Renowned restaurant tucked in a cave once occupied by buccaneers.