This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

Paris' fabled purveyor of exotic taxidermy and natural history curios.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

Site of a classic 19th-century physics experiment to prove the earth is rotating.

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

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

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

One of the biggest markets in Asia, under one of the continent's largest domes.

What was once England's second-richest abbey is now a haunting ruin.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

The saga of the massive nut begins and ends in Texas.

A faithful reproduction of Al-Jazari's enormous water clock.

The most loyal of little dogs, or a Victorian era publicity stunt?

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

The heads of two giant mythological water horses honor Scotland's horselord past.

Where the sleeping monsters of Scotland's oil industry are left to rust.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

This Australian beach is composed of tiny shells.