By the 1850s, there were as many as 70,000 enslaved people in Zanzibar, a difficult staging port to escape. Zanzibar was the last permanent marketplace of humans in East Africa.
This natural environment should be at the top of the list for wildlife enthusiasts, mainly those passionate about conservation, but it is vastly underrated.
As a protected area within the Congo Basin and the world's second-largest rainforest, this park teems with hundreds of bird species and land mammals like gorillas and elephants.
The Lossi Gorilla Sanctuary plays a key role in protecting these majestic animals, and the area supports both the local community and the critically endangered indigenous species.
The Nile is a source of ancient and modern Egyptian livelihood. You can sail down it to arrive at one of the Ancient World's spectacular treasures: Luxor.
Luxor has The Temple of Hatshepsut, the Karnak and Luxor Temples, and the Valley of the Kings's 63 tombs, which include those of King Tutankhamun, Thutmose III, and Nefertiti.
The waterways move in constantly changing patterns to the fertile delta before dissipating into the Kalahari Desert, ensuring wildlife and human survival in other countries.
There are over 1,000 plant species and hundreds of types of birds, mammals, reptiles, and fish, including at least 52 species previously unknown to researchers.
Gondar, Ethiopia, has a sprawling landscape of 20 palaces across six sites dating back to 1636, known as Fasil Ghebbi, The Royal Enclosure, and Gondar Castle.
Visit another World Heritage Site in Lalibela, where 11 immaculately chiseled-out churches dating to the 13th century are cleaved directly from the area's rock faces.