1) Event management company
Found on
https://www.crosswordclues.com/clue/city-challenge
City Challenge is an event organisation that holds motorsports, arts and entertainment events in major city centres. It has its headquarters in Berlin, Germany. ==History== City Challenge CEO Hartmut Beyer started to plan a race circuit downtown Bucharest, Romania, in 2004. After fulfilling the role as organiser and promoter for the FIA GT Champio...
Found on
http://en.wikipedia.org/wiki/City_Challenge
No exact match found.
