This Will Destroy You is an American experimental rock band currently based in Los Angeles, California. Formed in San Marcos, Texas in 2004, the band typically composes lengthy, atmospheric, instrumental pieces featuring layers of effects-laden guitars cascading across the dynamic range of the sonic spectrum. In addition to their studio work and performing to diverse audiences around the world, the group has composed and recorded scores for a host of prominent feature-films, documentaries, and art installations.