well it would kind of be better if it was closed down, plus some of the rails seem to be away from the campus which is pretty low heat
what i could see from a quick google maps tour, though the hilly area with paths where I assume the rails would be was hidden from view:
https://maps.google.ca/maps?q=riverview+mental+hospital&hl=en&ll=49.246756,-122.805101&spn=0.003218,0.008256&sll=49.239986,-122.958169&sspn=0.205099,0.528374&hq=riverview+mental+hospital&t=m&z=18&layer=c&cbll=49.246681,-122.805153&panoid=4efyJvgb_6IBUmoYCoCvYg&cbp=12,329.44,,0,1.75
https://maps.google.ca/maps?q=riverview+mental+hospital&hl=en&ll=49.246756,-122.803379&spn=0.003218,0.008256&sll=49.239986,-122.958169&sspn=0.205099,0.528374&hq=riverview+mental+hospital&t=m&z=18&layer=c&cbll=49.246845,-122.803302&panoid=vVhGX6Qur8BsyloP1zWdqA&cbp=12,346.69,,0,-0.29
https://maps.google.ca/maps?q=riverview+mental+hospital&hl=en&ll=49.245512,-122.806892&spn=0.003218,0.008256&sll=49.239986,-122.958169&sspn=0.205099,0.528374&hq=riverview+mental+hospital&t=m&z=18&layer=c&cbll=49.245521,-122.806846&panoid=M_oJuXeA4hSoT_z74HD_Lw&cbp=12,301.63,,2,-4.62