The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

Skyscraper powered by wind turbines attached between its towers.

One of the city’s oldest watering holes was originally the home of a famous James Brown (not that one).

A refurbished locomotive from a bygone era in the middle of the Jordanian desert.

Known as the "Valley of the Moon," this Jordanian wadi is one of the most amazing desertscapes on Earth.

This sprawling, formerly elite sporting complex in Amman, Jordan has become a local picnic spot.

This restored eighth-century palace is a shining example of ancient Umayyad architecture.

Just outside of Jordan's capital lies an ancient castle and intriguing caves dating back to the Copper Age.

An oasis of shade and color amidst the bustle of the old city.

This exceptionally well-preserved ancient marvel also houses a small museum dedicated to Jordanian folk tradition.

The most gigantic, swoony, intimidating trio of fingers in all of antiquity.

This medieval castle is filled with an eccentric collection that ranges from ancient Egyptian artifacts to taxidermy to a mummified hand that was cut off during a duel.

A mysterious painting of the self-declared Emperor of the United States watches over a local hof-brau.

Tiki luxury on Nob Hill.

San Francisco's newly reopened hands-on science museum.

A beautiful memorial tells the story of a formerly enslaved woman whose kindness shaped a burgeoning city.

These four islands right offshore have waterfalls, colorful lights, fancy buildings, and a secret purpose.

America's most famous piece of self-built architecture.

A remarkable medieval structure born from a 14th-century disaster.