Kollóttadyngja volcano

Kollóttadyngja is a volcano in Iceland. Situated in the Ódáðahraun lava-field at 65°12′59.99″N 16°33′0.01″W / 65.2166639°N 16.5500028°W / 65.2166639; -16.5500028, its height reaches 1,177 metres, with a diameter of 6–7 km. The summit crater is 800 metres in diameter, but only about 20–30 metrees deep, and in its centre, there is a bowl of about 150 metres in diameter, with a depth of about 60–70 metres.

• http://en.wikipedia.org/wiki/Kollóttadyngja