(Below) Kathmandu hotels eagerly add additional stories to concrete frame structures that will be severely stressed during a future Himalayan earthquake. The Kathmandu valley was damaged by severe shaking in earthquakes in 1255, 1833 and 1934. (from Hough and Bilham, After the Earth Quakes, Oxford 2006). cires.colorado.edu/~bilham/Earthquakes2006.htm