On this half-day tour, discover the history of Phnom Penh as you start by visiting the Tuol Sleng Genocide Museum, which served as a Khmer Rouge torture centre, and the Choeung Ek Memorial, where you will see 8,000 human skulls in the infamous killing field. Continue to learn about the history and politics of Cambodia before ending the tour by tasting some samples of Khmer snacks.