This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

A midnight snack that lights up the night.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

Recently restored menagerie of Victorian-era beasts.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

The longest hedge maze in the world.

This historic cliffside mansion uses a natural cave for air conditioning.

First known as the "Sample House," this construction mash-up was meant to be a living catalogue of building styles.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

A geological oddity formed by two rivers carving out a mass of limestone on both sides.

Where the author wrote her beloved "Little House" books.

In the St. Francois Mountains in the Ozarks at 1,772 feet above sea level, Taum Sauk Mountain is the highest (and possibly oldest) peak in Missouri.

Like Stonehenge, but with boats and oodles more charm.

The world's brightest bioluminescent bay.

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

This 17th-century mausoleum is topped with an acoustic marvel.

Eternal flame said to be a Hindu Goddesses fiery tounge.

Scholar, adventurer, saint, and instigator of the Goa Inquisition.

Megalithic monuments resembling magic mushrooms.

The Indian capital of black magic and witchcraft.

Old and brave breed of warhorses known for their elegant, curved ears.

The world's largest Tibetan refugee settlement.

The largest tiger reserve in India is a vast expanse dotted with ancient ruins of Nagarjuna Viswa Vidyalayam.