In February 2008, scientists announced that drilling had discovered a scoria cone buried within the mud filling the explosion crater.
12.
The "'Katwe craters "'or "'Katwe-Kikorongo explosion craters "'is a group of volcanic craters within Queen Elizabeth National Park in Toro, Uganda.
13.
It is a former stratovolcano, at the southern foot of which lies the Mosbrucher Weiher, an explosion crater lake or maar.
14.
There are many explosion craters on the massif; water has filled some of these to form the Blue Lake and the Emerald Lakes.
15.
The duck ponds lie in the northern sector of the explosion crater, which is breached to the north with a small overflow stream.
16.
Lake Nyos fills a roughly circular maar in the Oku Volcanic Field, an explosion crater caused when a lava flow interacted violently with groundwater.
17.
Sometimes, for smaller groups of convicts or for individual victims, irregularly shaped graves were prepared, similar to natural terrain landslides or to explosion craters.
18.
Onepoto and Tuff Crater beside the North Shore motorway are examples of explosion craters, that have been breached and are now open to the sea.
19.
Located in the central suburb of Grafton, the park contains all of the explosion crater and most of the surrounding tuff ring of the "'Pukekawa "'volcano.
20.
It has an explosion crater around 500 m wide, and tuff ring up to 30 m high, which has been eroded away on the south-western side.
