Krafla is a badass volcano in North Iceland that's known for its explosive nature, having erupted around 29 times since people started living there. Making it one of Iceland's most active volcanic areas. It's got a massive caldera and a cool green lake called Víti in the middle. The area is rich in geothermal features, including boiling mud pots, fumaroles, and steam vents, particularly at the nearby Hverir geothermal area. When you visit, you can explore the volcanic landscape, which includes diverse lava fields, the Víti crater, and the geothermal areas. While it may be free to access, beware that there may be parking fees.

Best time to visit: The area is typically easier to access and visit during the summer months.