You tried going to https://coop.apsc.ubc.ca/about/events/grad-event/2015-grad-reception-gallery-vancouver/2015ubcengineeringcoop-197/, and it doesn't exist. All is not lost! You can search for what you're looking for.
https://coop.apsc.ubc.ca/about/events/grad-event/2015-grad-reception-gallery-vancouver/2015ubcengineeringcoop-197/