Aerial Views of Maropeng When you first see the tumulus, it looks like a giant burial mound. When you’ve been through it and turn to see it again from the back, it’s totally transformed – it’s silver, grey and glass, hi-tech and futuristic. On arrival, you will see what looks like a massive burial mound called the Tumulus, where you enter to learn the secrets of our human ancestry. The construction of the Market Place that is on the approach to the Maropeng Visitor Centre. The Maropeng Visitor Centre is housed in the Tumulus Building. The Tumulus Building in construction.