The world's largest clay lick, where parrots gather to snack.

The little bear in the "funny kind of hat" has made his way from London back to Peru.

One of New Jersey's oldest surviving buildings still bears the mark of our former British overlords.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

This bright yellow relic is the final survivor of a short burst of seashell-shaped petrol pumps.

One of the largest Buddhist stupas in North America is built of concrete designed to last 1,000 years.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

Just a few miles off the western coast of Ireland lies an isle steeped in Irish literary history.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

The world's largest reflecting pool is just two centimeters deep.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A museum and shop on Bourbon Street located in the French Quarter.

This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

The tallest The Church of Jesus Christ of Latter-day Saints temple in the world soars above the Beltway.

These 20-foot sculptures will help guide you from the local train station to the local sculpture garden.

A quaint medieval millhouse hovers surprisingly above the waters of the Seine.

The ruins of an 800-year-old monastery boasts the tallest round tower in Ireland.

Mortarless walls that stretch for miles are a lovely solution for creating grazing land in the harsh terrain of the Aran Islands.