One of South Africa's most visited sites, the Robben Island prison is where Nelson Mandela spent 18 years of his life, as did some 3,000 political prisoners during their fight to end apartheid. Go inside on a virtual tour to learn the history firsthand from former prisoner, Vusumsi Mcongo.
Military Road, Cape Town, South Africa
The Noon Gun is on Signal Hill, which is reached via Military Road in the historic Bo-Kaap neighborhood. It's open 24 hours a day, and is free to visit.