[crater] Guyot is a lunar crater on the Moon`s far side. It is separated from the crater Kostinskiy to the northeast by only a few kilometers of rough terrain. To the west-southwest lies the crater Lobachevskiy and to the east-southeast is Ostwald. This is a worn and eroded crater with an outer rim that has been somewhat distorted in shape ... Found on http://en.wikipedia.org/wiki/Guyot_(crater)
isolated submarine volcanic mountain with a flat summit more than 200 m (660 feet) below sea level. Such flat tops may have diameters greater than 10 ... [4 related articles] Found on http://www.britannica.com/eb/a-z/g/85