Relics of the 1894 Midwinter Exposition continue to delight visitors today.

The face of a woman pushes its way through the earth.

The study has wall paneling from a 17th century ship.

A six-story-tall golden pyramid, surrounded by a moat.

This historic Illinois "Muffler Man" has been converted from axe-touting lumberjack to rocket-wielding space ace.

A sprawling museum filled with larger-than-life works of art.

The NBA player's elaborate former home is now a ghost of its old glory.

The site of a 19th century "dream city" that almost rivaled Chicago before being swallowed by the Indiana sand dunes.

A chilling disappearance (and rescue) of a child uncovers a geological mystery.

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

This former charity hospital for elderly clergy houses some of Seville’s most treasured paintings.

The final resting place of the great navigator, or maybe his brother.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

This jail which was in service for over a century is now open for curious visitors.

A restaurant devoted to "trouser grip" wrestling, an ancient form of Viking wrestling that is Iceland's national sport.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

An encyclopedic collection of mammal penises.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Medicinal spa created with the discharge from a geothermal energy plant.

A stately palace has been converted into the world's largest cannabis museum.

Mountain where Jesus was first tempted by the Devil.