Description: Distant city traffic with occasional siren.

Description: Busy city street with close car by_s.

Description: Outside traffic recorded from within a parking structure.

Description: Soft city traffic from distant alley.

Description: Ambience, birds in city park, distant traffic.

Description: Ambience in big warehouse, echoey water drips.

Description: Ambience in a big concrete parking garage, daytime.

Description: Ambience in office, equipment, phones, people talking.