Seljalandsfoss Waterfall is one of the most breathtaking and beloved sites in Iceland. Seljalandsfoss has a single drop of 197 feet tall and forms part of the river Seljalandsa that has its source at the volcano glacier Eyjafjallajökull. It's incredible to see this natural wonder up close, and you can even walk behind it! The waterfall's wide arc provides an impressive backdrop for any photo-opportunity, and it makes for an unforgettable journey full of exploration, adventure and lots of fun.