 All of the districts are residential, but Staropromyslovsky District is also the city's main illegal oil drilling area, and Oktyabrsky District hosts most of the city's industry.Grozny is known for its modern architecture and as a spa town and although nearly all the town was destroyed or seriously damaged during the Chechen Wars, it has since been entirely rebuilt.It is home to Chechen State University and FC Terek Grozny, which after a fifteen-year absence from its hometown returned to Grozny in March 2008.