The White House Situation Room was taken apart in 2006 and shipped to the Ronald Reagan Presidential Library.

A basement full of treasures lies beneath this inn that has worn many hats throughout its 140+ years.

From Japan to Italy, this California park explores the world's cultures through their gardens.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Seven mini rowhouses fill the gap between 54 and 70 Westerstraat.

Legend says this sacred tree was a gift from goddess Athena.

If it hadn't been caught in time, a flaw in the design of this Manhattan skyscraper could have led to its collapse.

More than a century old, this trading post resides in the Navajo Nation.

This abandoned sea fort has become an accidental bird sanctuary.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Inside this McDonald's you can dine on your Big Mac and fries next to a 2,500-year-old Roman wall.

The first patented shaved-ice machine heralded a snowy wonderland of iced treats at a favorite New Orleans summer shack.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

A huge enchanting public park just outside the ancient walls of Rome.

Brass cobblestones mark the places where individual Holocaust victims were taken from their homes.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

This elaborate towering structure was once famed for its revolutionary height.

An early 20th-century bullring converted into a modern shopping center.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.