2006 marked the first appearance in the Champions League final of a football team from which city?
Arsenal F.C. in European football:  Arsenal also reached the final of the UEFA Cup in 2000, and became the first London team to appear in a UEFA Champions League final, in 2006. 2006 UEFA Champions League Final:  Arsenal were appearing in the final for the first time and in doing so became the first club from London to feature in the final.
London