One of the newest parks in downtown, Emery Barnes was constructed over three phases from 2003–2012 and is named after an activist and member of the B.C. Legislature.
Parachute bombs float down into a park and explode in episode 1x17 "Tricksters".
Barry shows Felicity his powers as the Flash in episode 1x04 "Going Rogue".
A woman is knocked off her bicycle and chased into a nearby alley where she is killed by a hooded figure in episode 2x08 "Trip to Stabby Town".
Source: YVRShoots — Twitter
J'onn goes for a walk in the park with his father and encourages him to get out in the world in episode 3x07 "Wake Up".
Olivia stops here and observes all the differences between this side and the other side in episode 3x01 "Olivia".