Tamesis
Tamesis:
see ThamesThames, Rom. Tamesis, principal river of England, c.210 mi (340 km) long. It rises in four headstreams (the Thames or Isis, Churn, Coln, and Leach) in the Cotswold Hills, E Gloucestershire, and flows generally eastward across S England and through London to the North Sea
..... Click the link for more information. , river, England.