This historic observatory was established to keep shipwrecks from littering the Cape of Good Hope.

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.

This beautiful waterfall is not easy to reach, but offers a stunning view of the pristine green valley.

Taxidermy of a famous hippo who spent three years walking over a thousand miles across South Africa.

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

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

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

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

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

Largest cave system in Africa.

Hidden in the hills is a mysterious stone structure, known only to a few.

Raging waters have created a strange geological site that looks like something off of a progressive rock album cover.

Over a million items cram the shelves at Africa's largest shop of used and rare books.

One of the tallest buildings in Africa provides a great view of Johannesburg's unique geography.

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

Over 60 species of birds inhabit this colorful aviary park in South Africa.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

Hidden above a drug store on a nondescript corner of Lincoln Heights is a private clubhouse for intrepid explorers.

The subtle interplay of fire and water is hard to ignore at this remote Jamaican spring.

Wondrous stalactites house thousands of bats in these African caves.

The central mosque of this Mali town is entirely built from mud.

Abandoned city hidden from the world by tropical forest and isolation on the coast of Kenya.