Complex sentence: Artists such as Caruso and Pavlova trod the boards in Vancouver and the city regularly feted musical dignitaries of similar calibre, as the CPR terminus was on the main route from London to the Orient.
Split into simpler sentences: Artists such as Caruso and Pavlova trod the boards in Vancouver. The city regularly feted musical notables of equivalent reknown, since the CPR terminus was on the main route from London, UK to the Orient.