If you're eager to add a little more culture to your escape, put National Slavery Museum on your travel itinerary. Check if guided tours are available or simply roam around at your own pace.
This museum in Luanda comes recommended by travelers, so put it on your schedule. Don't think the sightseeing ends there, however. There are a lot more spots ready for you to discover after National Slavery Museum. Parque Nacional da Kissama, Banco Nacional de Angola, and Cidade Alta are not far away.