Sönghellir (the cave of songs) is a cluster of caves which is famous for its echoing quality. You can try it as you are here.
Legend says that Sönghellir used to be a shelter for Bárður Snæfellsás – half man/half troll. And here in Icelands, legends are a pure true.
How to find Sönghellir:
Sönghellir is just next to the road F575 5 kilometers from Arnarstapi, Snæfellsnes in West Iceland
GPS coordinates of Sönghellir: 64.780980, -23.682935 Take me there!