You cannot generally fly drones over the Golden Circle area under current regulations.Þingvellir is a protected national park where drone flights are prohibited without a special permit. At Geysir, which is private property, you need permission from the landowner to use a drone. Similarly, flying over Gullfoss waterfall is forbidden due to safety and environmental concerns. Additionally, drones cannot be flown above crowds of people anywhere in Iceland, and drone use is restricted. Always check local regulations before bringing your device with you.