An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

The Habsburgs' royal collections of art and wonders.

Home to more than 13,000 pieces of war memorabilia and military equipment.

Buy your fish and have it cooked to order in this bustling, eight-floor seafood market.

A guardian spirit sculpture that once guarded the tomb of a 6th-century Korean king.

On the grounds of this study, Lew Wallace composed "Ben-Hur: A Tale of the Christ" and many other works.

This Indianapolis landmark offers a secret panoramic view of the city. 

Walk in the footsteps of the famed astronaut at Purdue University.

Historians and hobbyists head to this former French outpost for the annual Feast of the Hunters' Moon.

This library and museum is dedicated to the life and literature of the Indianapolis native author.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

A Bibliophile's Dream.

Giant works of art interspersed throughout meadows and woodlands offer a new discovery at every turn.

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

Man-made geyser that rises to the exact height of the Gateway Arch.

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

Less a museum than a bizarre fantasy world created by artists and engineers.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

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

This is not your typical jungle gym.

Its history includes dinosaur fossils, cattle rustlers, Georgia O'Keeffe, and a mythical giant rattlesnake named Vivaron.

A beautiful red-faced slot canyon in northern New Mexico.