With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

The story behind this beloved toy—named for Theodore Roosevelt and owned by his grandson—is more complicated than you might guess.

Washington's iconic carousel has a nice piece of Civil Rights history.

This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.

During the Industrial Revolution this “Temple of Invention” was full of intricate miniature machines and gadgets.

Louis Sullivan’s dark, swirling cast-iron designs envelop a popular department store in this Chicago landmark.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

This historic hotel invented the chocolate brownie.

Fall through a crack in the seams of reality at this immersive art installation.

Look up from the busy streets to discover how time is kept!

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

Home to the most complete dodo remains known - one head, and one foot.

A rare specimen of the ancient piggy bank of Java resides in one of the unassuming corners of the Ashmolean.

The lantern carried by the infamous Guy Fawkes when he was arrested while attempting to blow the houses of Parliament and the King of England to smithereens

One of Oxford's greatest treasures likely belonged to England's legendary King Alfred the Great.

Used as an example in one of the first dictionary entries for "museum" in 1706.

One of Europe's oldest libraries.

Once one of the largest rooms full of books in the world, this bookstore basement is still a treat for bibliophiles.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

A 18th century graveyard and its astonishing cortege of macabre iconography.

This tablet indicates where the tragic monarch returned to begin her tumultuous downfall.

Sprawled across the Great Hall ceiling are various constellations and images relating to the zodiac.

A book bound in the skin of an infamous criminal, along with countless other specimens.

The remnants of a facade from a 19th-century market stall emporium.