Frostastaðavatn is a picturesque lake nestled in the Icelandic Highlands, surrounded by colorful rhyolite mountains and geothermal activity. With its vivid blue and green waters, it offers stunning views and a chance to spot Arctic Char fish. Close to Landmannalaugar and the explosive volcano Hekla, this hidden gem is a must-visit for nature lovers seeking off-the-beaten-path beauty in Iceland's rugged interior.