A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

A statue in a Canadian zoo remembers the WWI origins of the beloved character Winnie-the-Pooh.

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

You thought Santa Claus didn't exist, but it turns out you were wrong.

The "mysteries" of this quintessential roadside oddity were almost destroyed by neglect but were saved by fans of kitschy wonder.

Exact replica of the ancient monument, but much, much lighter.

A singular collection of hand-built art deco cars are held in a building with style to match.

Once adorning a New York skyscraper, these reclaimed ruins now haunt an Indiana park.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

An outlandish shoe shaped house built by an eccentric millionaire.

Pennsylvania's own Roswell-style UFO mystery.

The remains of this ancient fortress atop a manmade hill look as though they were built into a volcano.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

America's first federal monument.

Berkeley Springs State Park boasts the nation's only monument commemorating presidential bathing.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

Home with Gothic windows featured in a famous painting.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.