The Habsburgs' royal collections of art and wonders.

This cheese shop also houses a museum devoted to Dutch dairy.

A natural swimming hole that was once a ceremonial center for Mayan priests.

The same water that fills a luxury resort’s pools feeds these free hot springs in the rainforest.

This Costa Rican topiary park is a surreal garden of unearthly delights.

This arch granting triumphal entrance into Antalya was designed to honor the emperor's visit.

The ancient latrines of the Greeks, in all their public glory.

Ancient serpentine sacrifice holder that has stood the test of time.

A charming beach town in Turkey captures all the colors of the rainbow.

The best-preserved ancient theater in the world.

The deepest underground city in Turkey was designed to protect 20,000 people behind massive stone doors.

A Turkish ghost town abandoned in a population exchange with Greece.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

These tombs were built into the side of a mountain so that ancient angels could reach the dead.

A marvel of Byzantine engineering under the streets of Istanbul.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

This ancient statue of Dionysus lies unfinished and abandoned in one of Greece's oldest quarries.

The oldest standing Byzantine church in Athens is tucked within a monastery in the middle of an upscale shopping district.

Where commuters walk through remnants of an ancient Greek necropolis.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

Monasteries on rock pillars, once accessible only by frayed ropes.

The hallucinogenic center of the ancient world.

A little slice of Florida face-in-a-hole kitsch, unexpectedly located in a small New Mexico town.

A natural formation that resembles a camel resting in the New Mexico desert.