These Nubian pyramids are strange and unique, even by pyramid standards.

Morocco's Argania trees are infested with nut-hungry goats.

Traditional 11th-century outdoor tannery.

Five ancient libraries, little changed for centuries, preserve a medieval archive of Quranic lore and civic documents

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Ozymandias’ time-keeping temple.

Standing atop 2nd-century Roman ruins, this church is one of the oldest and most iconic in Old Cairo.

The massive cave church of Cairo's Zabbaleen community is one of the largest Christian churches in the Middle East.

An ancient instrument used to measure the waters of the Nile so Egyptian farmers would know whether to expect famine or flood.

A massive work of modern art that appears to be a crop circle in the middle of the desert.

Walk through depictions of the torture inflicted on those who go to Buddhist hell.

This $62 million dollar temple was erected to house one little dental fragment of religious history.

Bohol's mysterious brown hills.

A precariously perched golden rock defies gravity and brings pilgrims from across Myanmar.

This golden temple is surrounded by hundreds of stone tablets that comprise the "world's largest book."

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.

Malaysian fireflies create a dazzling display as thousands light up in unison.

The second largest reclining Buddha in the world got "lost" for over 120 years.

This Tang Dynasty behemoth is the biggest Buddha in the world.

A dazzling temple featuring a towering 12-meter golden Buddha.

This gem-encrusted temple is said to contain some of the Buddha's hair which can make the deaf hear and the blind see.

Luxurious devotion and 500,000 images of Buddha in Myanmar.

Caves full of Buddhist statues, incredible rock formations and a deserted lagoon.

The third-tallest statue in the world depicts the "Buddha of Infinite Light," complete with observation deck in his chest.