Giant pigeon houses packed into city streets in Egypt.

Located near Cairo's El Korba district, the abandoned mansion continues to inspire mystery and rumor throughout the city.

Slum Settlement Filled With Mountains of Garbage.

Source for a sizable portion of Egypt's freshwater supply is more than an optical illusion.

Once thought to be the Garden of Eden it holds a holy footprint claimed to belong to Adam, Buddha and Shiva.

Huge herds of Asian elephants can be seen walking, bathing, and just chilling at this Sri Lankan park.

An ancient stone fortress considered by many to be the eighth wonder of the world.

This mesmerizing architectural wonder will take your breath away with its unusual color patterns.

The remains of a 37,000-year-old prehistoric society were discovered in this mammoth cave, one of the largest in Asia.

One of the few places where inexperienced snorkelers can spot a shark.

This luscious masterpiece created by landscape designer Bevis Bawa inspired the work of his brother, a famous Sri Lankan architect.

According to Hindu belief, this shallow island chain was created by a god with an army of monkeys.

An ancient temple to the Hindu god Shiva surrounded by jaw-dropping scenery.

A massive fallen water tank bombed by the Tamil Tigers in the final stages of the long Sri Lankan Civil War.

Only the foundation remains of the rest stop building that was hit by three large tsunami waves, killing 47 visitors.

A neglected bell tower in modern Colombo is a symbol of the city's colonial past.

Remains of military submarines built in secret jungle factories by the Tamil guerrillas' naval wing.

The largest pool at its elevation sits on top of one of the most expensive resorts in the world.

Singapore's landscaping project is home to 18 incredible Supertrees.

Terrapins of all colors and shapes are quick to bring fascination (and possibly long life) at this museum.

This rare wildlife haven in Singapore feels like you're in the tropical rainforest.

One of the largest Chinese cemeteries outside of China spent years overgrown and forgotten.

The highest pedestrian bridge in Singapore looks like a series of undulating waves rising between two public parks.

The busy transport hub is home to the tallest airport slide in the world.