The Golden Circle is a popular tourist route in Iceland that includes three major attractions: Thingvellir National Park, Geysir, and Gullfoss waterfall. Thingvellir National Park is a UNESCO World Heritage Site where visitors can walk between the tectonic plates that divide Europe and North America. Geysir is a geothermal area that features a geyser that erupts every few minutes. Gullfoss waterfall is one of Iceland's most famous waterfalls, with water cascading over two large drops.