The Deutsche Tourenwagen Masters (DTM, German Touring Car Masters) is a touring car racing series based in Germany , but also with rounds elsewhere in Europe . From 2000 onwards, this new DTM continued the former Deutsche Tourenwagen Meisterschaft (German Touring Car Championship) and ITC ( International Touring Car Championship ) which had been discontinued after 1996 due to high costs. The DTM returned in 2000 as Mercedes and Opel had agreed to use cars that were based on the concept car that was shown by Opel on various occasions, eg. the 1999 24 Hours Nürburgring were Opel celebrated its 100th anniversary. The series adopted the format of the 1995 championship, with most rounds held in Germany with occasional rounds throughout Europe, but having learnt the lessons of the ITC disaster the ITR constantly strived to keep costs in the series from exploding to unreasonable levels, and to keep the championship firmly tied to its German roots. As too many races were planned outsid...