This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

The capital of the Cayman Islands is a center of offshore banking, but gets battered by blistering hurricanes.

This French colonial post office is arguably the grandest in all of Southeast Asia.

Send a postcard while vacationing with Satan.

This portion of a lovely Belize beach is infested with (harmless) sharks and rays.

They squeal, they nosh, they look like predators.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

This bridge made famous in a novel and on-screen wasn't actually built over the river Kwai.

A wall of chewing gum moonlights as collective art.

A lush green oasis in the middle of Chicago.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

The walls of the iconic dome are hollow and have a secret stairway.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

The show pony of cave systems, Fantastic Caverns manages to live up to its name.

A beloved, quirky little fountain featuring a large frog spitting water at a naked boy.

This recently restored timepiece has stood all around Kansas City.

This giant green head remembers one of America's jazz giants.

The first car-centric shopping plaza in the U.S. brought a little bit of Spain to downtown Kansas City.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

Two hundred tons of pioneer artifacts were painstakingly recovered from a shipwreck at the bottom of the Missouri River.

A six-ton, 12-foot-tall concrete prairie dog is touted as the largest in the world.