Airline service
YTZ CYTZ
Other keywords
YTO, Toronto Island, Mayor David Miller
Comment thread "Island Tunnel" for Billy Bishop Toronto City Centre Airport
Comments 1 to 1 of 1 in the thread "Island Tunnel" (Billy Bishop Toronto City Centre Airport):
Porter is trying to build a tunnel to replace some of the ferry service.
http://www.thestar.ca/news/gta/article/685512