Guided tour of the cullinan surface mine experience See where the famous cullinan diamond was found 3016 ct in weight Learn about diamond mining and diamonds See kimberlite rocks View the big hole 1/2 km wide and 1 km long See the skips unloading kimberlite Visit the hoist room Buy diamonds Visit voortrkker monument And explore the diamond town Cullinan. NEW RULES AND REGULATIONS BEFORE ENTERING THE ACTIVE MINE. #PLEASE NOTE *Guest must bring passport and wear closed shoes. *Guest will undertake breath test before entering the mine. *Guests over 65 years old will undergo a medical assessment by on-site medical personnel(blood and pulse test.