A massive sinkhole has opened up on a street in St Albans, forcing the evacuation of several families from their homes in the night.
The 66ft (20m) diameter hole spread across a front garden and driveway on Fontmell Close and is 33ft (10m) deep.
Hertfordshire County Council said five homes were evacuated and 20 people were taken to a centre set up at the nearby Batchwood Hall nightclub.
Residents are said to have heard a crash before the huge crater appeared.
Live updates: Hole opened up 'substantially overnight'
A spokesman for the fire service said it was previously aware of a small hole that was due to be filled in.