3725 159a Street as Vacation House
Oliver and Diggle come to rescue Thea but find her under the control of the Hive drugs.
“Lost in the Flood” Filming Locations
Oliver and Diggle search for Thea while Felicity and her father try to stop the missiles.
Arrow episode “Lost in the Flood” was filmed in Surrey & Burnaby in Canada.
Bryne Creek Ravine Park as Lian Yu Forest
Taiana starts to lose control as she gains more power from the totem.
Source: Aviewfromabroad — Twitter
2nd Avenue (between Ingleton & MacDonald) as Above Dome
Diggle and Oliver find a hatch leading down into the dome.
159a Street (between 36a & 37) as Dome Street
Ruvé instructs Merlyn to deal with Oliver & Diggle and Merlyn later helps with the evacuation.
Humberside Avenue & 160 Street as Edge of Dome
Oliver and Diggle enter the dome through the side entrance.
3753 159a Street as Searching Neighborhood
Diggle and Oliver sneak through the trees looking for Thea.
3677 159a Street as Hideout House
Oliver and Diggle take shelter in one of the houses and they talk with the occupants.