Cheltenham (or Cheltenham Spa) is a large spa town and borough in Gloucestershire, England. The town has a population of 110,013 (2001 census). Cheltenham is located on the edge of the Cotswolds and has an image of being respectable and wealthy. Cheltenham has been a health and holiday spa town resort since the discovery of mineral springs there in 1716. The town is famous for its Regency architecture and is said to be “the most complete regency town in England”. The small River Chelt flows under and through the town and is subject to regular floods.