A glacier pocked with ice caves and surrounded by rainforests.

A New Zealand communications tower stands as the tallest structure in the Southern Hemisphere.

The platform atop this verdant volcano was built with the help of a royal elephant.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Cool down and fill up after visiting Teotihuacán at this bar and restaurant in a deep, underground cave.

An ancient capital city that dates back 3,000 years and harbors many surprises.

This line of 12 tower mills described in the story of Don Quixote is among the most iconic landscapes in Spain.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

An ancient Egyptian temple in the middle of Madrid, Spain.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

These magnificent city walls rise from the barren sun-baked Spanish plains like something straight out of a fairytale.

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

This unassuming tree stump reportedly traces its roots to the famous pharaoh queen's reign.

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

One of its engravings is believed to be among the first representations of medical and surgical instruments.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

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

Ozymandias’ time-keeping temple.

Rare recess caves fill this unbelievably beautiful Ohio park.

This exceptionally well-preserved ancient marvel also houses a small museum dedicated to Jordanian folk tradition.

A disquieting Aztec sculpture displays hundreds of stone skulls representing the victims of human sacrifice.