Barry talks to Caitlin after taking her away from Harrison Wells's house in episode 1x19 "Who Is Harrison Wells?".
The Fringe team tracks Moreau's radioactive signature to this bridge in episode #322 "The Day We Died".
Casey turns at the last moment at Athena's instruction.
Bridge where Amanda sees her ghostly brother in episode 1x08 "Ghosts in the Machine".
Source: Visit Caprica
Backstrom investigates an apparent suicide off a bridge on a university campus in episode 1x01 "Dragon Slayer".
Skeletal remains are found under this bridge in episode 1x15 "Psychic Connection".