World's largest college campus includes a wildlife sanctuary and a former movie set on more than 28,000 acres.

These ancient ritual mounds are our best window into the culture of the ancient Mississippians.

This abstract roadside poultry was saved from demolition by outraged drivers and pilots.

A man's home is his castle.

A uniquely lettered street sign marks the corner where the iconic word game was invented.

The largest outdoor art gallery in the Northwest United States.

Boise State's stadium was the first non-green football field in the world.

A museum dedicated to the history and exploration of both popular music and science fiction.

Home to three historic ships from the age of Vikings.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

This incredibly diverse research station is one of the largest tropical botanical gardens in the world.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

360° views of the city plus five floors of optical illusions and hands-on science.

A fantastic castle rumored to be the birthplace of King Arthur.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Regency-era excess on the English Coast.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Famously misunderstood wonder of the ancient world

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

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

Two stone columns flank the grand Venice square, but there were supposed to be three.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

Enormous statue of the Emperor of the Mongols.

The severed head of a 17th-century Irish martyr lies within an intricate golden shrine.