South Africa's postal service began with a letter left in a boot beneath this tree.

An ancient impact crater on the outskirts of Pretoria.

The original goat tower, the one that started it all.

Mined to a depth of 240 meters with a perimeter of about 1.6 km, the largest hand-dug excavation in the world.

The South African dialect's complex history is immortalized in stone, in one of the world's only monuments dedicated to a language.

The world's largest pineapple building honors Bathurst's favorite fruit.

Home to some of the oldest hominid fossils ever found.

An odd little fishing town that is inundated by tourists looking to be locked up in a cage and surrounded by great white sharks, because why not?

Caves that can't seem to quit producing the remains of prehistoric humans.

These otherworldly caverns form Earth's oldest known cave system.

The tallest residential building in Africa is an unsettling Brutalist monolith.

Local lore says a serpent-like beast lurks in the deep basin below the falls.

A sobering account of the vibrant multicultural neighborhood that was destroyed under apartheid.

Largest cave system in Africa.

This road winds through the steep coastal cliffside offering spectacular views for those who brave the drive.

A safari-themed castle in the South African bush with the largest maze in the southern hemisphere.

A growing popular hipster market with over 100 local specialties and live music.

Haven for Cape Fur Seals, until the Ring of Death of jumping Great White Sharks arrives.

An abandoned aircraft sits submerged in a lake in the Alaska wilderness.

An Alaska livestock farm devotes itself to harvesting wool from creatures that once ran with mammoths and sabertooth tigers.

A classic gold rush hotel can be expected to pick up some ghosts along the way, and the Golden North is no exception.

Internationally recognized group that works to protect the wolf and educate the public about its plight.

North America's first frozen mummified remains of an ice age steppe bison, the 36,000 year-old mummy named "Blue Babe."

Massive mounds of golden sand look like a desert landscape randomly plopped in an Arctic forest.