A repeating electronic siren or alarm going off in public building.
Ambulance siren starts, approaches and passes, yelps and wails, Sydney, Australia.
A built up, suspenseful special effect siren.
Traffic in the distance with police sirens downtown
New York police sirens from a rooftop perspective, horn at 0:06
Ghost Train or Spook House Funfair Ride. Bells, whistles, sirens.
Police siren yelping irregularly in the distance
Fire truck siren wail approaching with background idle
Urban ambience with distant siren and crickets and kids