Barry and Nora try to stop Grodd from controlling the entire city but he manages to incapacitate them forcing a confrontation between the gorilla and the shark in episode 5x15 "King Shark vs. Gorilla Grodd".
Source: Nived — Twitter
Chloe and Lucifer head to a crime scene only to find the victim is the flight attendant who interrupted them the night before in episode 2x11 "Stewardess Interruptus".
Parking garage where the first victim is found in episode 6x03 "This Episode Sucks".
James threatens Edge while in his Guardian suit and warns him off attacking Lena in episode 3x12 "For Good".
Parking garage where Tyler Carson confronts the police at the start of episode #207 "Of Human Action".
The jumper falls onto a taxi here in episode #317 "Stowaway".