Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

A marvel of Byzantine engineering under the streets of Istanbul.

The “Thumb” of Mauritius provides a 360 degree view of the entire country.

This small group of sand dunes manages to pack in a strange rainbow of colors.

A serene space tucked amid the skyscrapers of Hong Kong's bustling financial district.

Taoism, Buddhist and Confucianism are all represented in this temple that claims to answer anyone's wishes.

Teeming with illegal goods and services, this towering maze of vice is also a popular tourist accommodation.

A colossal floating restaurant built to look like a ancient Chinese imperial palace.

This hulking behemoth is actually five interconnected towers built in the 1960s.

In the midst of a living monument to Soviet social engineering, Polish Catholics built this church by hand.

This sprawling concrete suburb of Kraków was designed by the Soviet Union as the model proletarian city.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

Real bones which are said to have belonged to a Polish dragon.

A Hungarian optometrist's charming collection of Asian art and curiosities.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

Everything from a plane to your own two feet are needed to reach this jungle resort.

Nailing a coin to this holy stump is just another way to ask the gods for relief from dental pain.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

Sacred Buddhist home of some spiritual monkeys.

The medieval prince founded the first library in Ukraine at Saint Sophia's Cathedral where he was interred.

The haunting complex honors the millions of Ukrainians who died in the forced famine under Soviet rule.

One of the largest museums in Ukraine remembers the story of the German-Soviet War in iconic, brutalist style.