Leave a trinket at this artistic collection of mailboxes.

This incredible narrow-gauge mountain railway was created by a ceramic artist.

Eat your Big Mac in a DC-3.

A giant baby floats in the middle of Singapore’s nature park.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

A historical convent known for taking in bad luck babies left on its doorstep is now an upscale shopping center.

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

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

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

This Singaporean food-court stall was home to the world's cheapest Michelin-starred meal.

One of the most well-preserved temples of ancient Egypt.

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

A strange aquarium with stuffed fish, and almost no water for them to swim in.

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.

One of Sydney's oldest graveyards hides in plain sight behind a hospital.

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

This cascade of mineral-rich hot springs and waterfalls is an oasis in the Jordanian desert.

The world's oldest map of the holy land gives us a fragmented glimpse of the layout of biblical nations.

Concentrated around the Dead Sea, these surprising canyons are filled with coursing water, fish, and even crabs.

Gladiators battle and chariots race daily in the ruins of a once-great Roman city.

A network of ancient Egyptian tombs built into the cliff face along the Nile.

Known as the Sistine Chapel of Egypt, this tomb houses some of the most well-preserved paintings in Egypt.

When it was built in 1916, this bridge was critical infrastructure for local farmers. Today, it's being restored for walking and biking.