The Rock Art of Alta consists of more than 5000 carvings and paintings on several sites around Alta. They were discovered in 1972. The main site contains around 3000 individual carvings and has been turned into an open-air museum. The earliest carvings in the area date to around 4200 BC; the most recent carvings are generally dated to around 500 BC. The wide variety of imagery shows a culture of hunter-gatherers that was able to control herds of reindeer, was adept at boat building and fishing