How to complete the Under the Bridges Aerial challenges 16-20 in GTA 5 or Grand Theft Auto V. All 5 of these Aerial challenges are found in the South Los Santos. A small stunt plane or Helicopter is highly advisable in order to complete these Aerial Challenges. Many of these bridges can also be completed in a sequence, making them easier to complete.

All 5 of these bridges can be completed in 1 sequence of 5 bridges starting from the South East of the map along the Los Santos Flood Control drainage canal.

- Bridge 16 = Is the Innocence Boulevard Flood Control Overpass Bridge and is the first in the sequence of 5 bridges starting in the South East of the map in the canal.

- Bridge 17 = Is the Capital Boulevard Flood Control Overpass Bridge and is immediately after bridge 16.

- Bridge 18 = Is the Olympic Freeway Flood Control Overpass and is quiet big if you pass through one of the side passages.

- Bridge 19 = Is the Vespucci Boulevard Bridge in La Mesa and is immediately after the previous.

- Bridge 20 = Is the San Andreas Avenue Flood Control Overpass Bridge and is the last bridge in this sequence and is noticeable by its metal arches.