This humble star-gazing center touts itself as the "Birthplace of American Astronomy."

A spiritual vortex among the red rocks in Sedona.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

This popular pilgrimage site offers a hole filled with holy healing dirt.

A 70,000-square-foot institution dedicated to a very literal, creationist perspective on the Book of Genesis.

This Maine bridge may be the last wire-supported bridge of its type in the world.

This handsome giant is said to mark the birthplace of the mythical woodsman and even had a cameo in a Stephen King novel.

A castle built by an eccentric medieval enthusiast in suburban Ohio.

Steadily reminding Czechia of its past.

This bar and museum are devoted to the controversial comic book work of Kája Saudek.

Macabre astrological automaton clock dating to the late 1400s.

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

This magnificent Cincinnati graveyard is also a popular public park.

A ship that lived many lives under many names is now known merely as the "Ghost Ship."

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

A Bibliophile's Dream.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

The largest earthwork effigy in the world.

This red-eyed chrome beast pays homage to the popular modern myth of West Virginia's insectoid monster.

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

The world's longest known cave system.

A beautiful opera house in the heart of Amazonia has recently restarted performances after a 90-year hiatus.

If you can look past the nearby sewer pipes, this urban sinkhole grotto is a mini-paradise.