Too bad is was really windy and my mini 4 pro complained about motor overload, so only got one photo. Permission for drone flying was granted by Vatnajökull National Park.
Kerið crater is a 6500 year old vulcano. At the bottom a small lake is formed by groundwater. The blue color of the water is caused by minerals.
Gullfoss, the golden waterfall, Iceland. The water falls in two steps, which are more or less perpendicular to each other, 32 meters down into a gorge that is also completely perpendicular to the second step.