Eight "Guardians of Health" protect this art deco water tower from pollutants and bacteria.

This giant fiberglass cod celebrates Madison's self-proclaimed status as the U.S. capital of lutefisk.

In what is rumored to be an intentional act of spite, this memorial almost completely obscures the nearby grave of a senior officer.

A gift from Scotland to the United States in memory of the 270 lives lost when Pan Am Flight 103 exploded over Lockerbie due to a terrorist bombing.

Though his role as the inventor of baseball may be up for debate, fans still festoon Doubleday's grave with baseballs.

Recorded as the first person buried in Arlington Cemetery.

An ancient system of freshwater caves filled with animal bones, including that of species long-extinct.

Few of the many visitors to this resort town know of its hidden Maya ruins.

An island graveyard with spectacular views of the Caribbean.

A small collection of iguana-infested ruins hides amid Cancún's bustling hotel zone.

This restored opera house is named after a soprano known for tragic romance, exile, and a truly uncomfortable wedding.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

Look closely and you’ll notice that the color changes a third of the way up the tower.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

A seven-story 1920s mausoleum outside Denver houses thousands of remains.

A downtown park built on top of unclaimed graves.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

When ecosystems collide in the arid Southwest.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

The lowest point in South Dakota and the source of the Minnesota River.

One devoted couple has donated multiple recreations of Michelangelo's sculptures to this South Dakota town.

Every president in history is immortalized in bronze in downtown Rapid City.