Raufarhólshellir is an incredible lava tube, fourth-longest in the world. It is accessible all throughout the year and less than an hour's drive from Reykjavík. Explore the hidden depths of Iceland by venturing into this underground paradise that features stunning rock formations that are as beautiful as they are fascinating.

The standard tours begin on the hour, every hour from 9 am - 5 pm every day and last for about 1 hour. Longer tours and night tours are also available.

Participants must be at least 3 years old.

Reservations are recommended if you would like a specific time, otherwise, if there are no open spots, you'll need to wait until the next tour.