Fan and Mortar Geyser is located in the Upper Geyser Basin of Yellowstone. Fan and Mortar geyser rarely erupts but did have an eruption on June 11, 2000. This eruption is from 1988.

Fan and Mortar Geyser:

Fan and Mortar movie (1.5 Mb, 17 sec, sound)

Images copyright 1988, Mark Knowlden. All rights reserved.