Iceland is a country full of cascades. The country's waterfalls are beautiful and magnificent, and it is considered the most important attraction of the country.
Seljalandsfoss is a waterfall in Iceland,Seljalandsfoss is located in the South Region in Iceland right by Route 1 and the road that leads to Þórsmörk Road 249. The waterfall drops 60 m (197 ft) and is part of the Seljalands River that has its origin in the volcano glacier Eyjafjallajökull. Visitors can walk behind the falls into a small cave.
Seljalandsfoss is one of the best known waterfalls in Iceland. It is 65 meters high according to the National Land Survey of Iceland and it is breathtakingly beautiful. It is a must visiting Seljalandsfoss when visiting the south-coast, you will not regret it!
A path leads you behind the waterfall, but do bring a raincoat as you will get soaking wet from the drizzle. It is awesome walking behind Seljalandsfoss, especially on a sunny day when one can catch a rainbow.
source:
https://en.wikipedia.org/wiki/Seljalandsfoss
https://guidetoiceland.is/connect-with-locals/regina/the-beautiful-waterfalls-of-south-iceland