Toronto Transit Commission's Bombardier Flexity Outlook 4473 crosses over GO's Newmarket Sub as it makes it way along Dundas St. West.

An outbound Union Pearson Express train passes under the signal bridge at mile 4.2 on the Weston Sub.

GO Transit MP40PH-3C 659 approaches Bloor Station as it heads west on the Weston Sub with Toronto Union Station to Brampton train #3519.

Toronto Transit Commission's Bombardier Flexity Outlook 4473 crosses over GO's Weston Sub as it makes it way along Dundas St. West. This set is wrapped for Canada's Ultimate Challenge competition ... (more)

An inbound Union Pearson Express train approaches Dundas St. West as it heads east on the Weston Sub.

GO Transit MP40PH-3C 625 heads west on the Weston Sub with Toronto Union Station to Brampton train #3521.

GO Transit MP40PH-3C 630 approaches Jane St as it heads east on the Weston Sub with Brampton to Toronto Union Station train #3420.

AC4400CWMs 8164 and 8034 head west on the Scotford Sub.

CP ES44AC 8702 and UP SD70AH 8870 lead CP B81 wet on the Scotford Sub.

IC Dash 9-44CW 2718 sits in the siding at Clover Bar.

SD70M-2 8934 and SD75I 5627 lead an eastbound intermodal through Bretville Junction.

ET44AC 3235 and ES44AC 2960 approach Greenshields as they head west on the Wainwright Sub.

EMD F40PH-3s 6457 and 6455 head west on the Wainwright Sub with VIA 1.

ES44DC 2242, ES44DC 2313, SD75I 5774 and SD75I 5762 depart from Clover Bar Yard and head west on the Wainwright Sub.

GP38-2s 7514, 7526, and 7520 head west on the Wainwright Sub.