Columbine High School Columbine High School Columbine High School (CHS) is a high school in Columbine, Colorado, United States. The school is part of the Jefferson County Public Schools district. The school is located at 6201 South Pierce Street, one mile west of the Littleton city limits and one-half mile south of the Denver city/county line. The official school colors are blue and silver. Columbine High School opened in the fall of 1973 with a capacity for 1,652 students. It was named after the surrounding community of Columbine, which in turn was named after the state flower of Colorado: the columbine. The school's
Columbine High School massacre the staircase where the massacre began was in fact their preferred spot to wait for the bombs to go off. On Tuesday morning, April 20, 1999, Harris and Klebold placed two duffel bags each containing propane bombs in the cafeteria, set to explode at approximately 11:17 a.m, during the "A" lunch shift. Propane bombs were also placed in the cafeteria's kitchen. No witness recalled seeing the duffel bags being added to the 400 or so backpacks already in the cafeteria. The security staff at Columbine did not observe the bags being placed in the cafeteria, ostensibly because a custodian was