Boiling mud pools at Hverarönd (Hverir) near Námafjall mount, Mývatn, Iceland

size: 733604
sha1: 564d65ebbc4f62e90905783ab49df1c0687f8ab6
sha256:  16c602500ba80349a90e186198c89c05971e6e7c3a77ddabc6a0c23c9214b90e

size: 554563
sha1: c752e20133bfb798e34702f01e1a527aa5ddee39
sha256: 5ea638d52b9dc6f77f523b96b4023a8121b3cd9fb2e9cc4e166dd9d74cf434b0