Apprentice Boys of Derry to stage Lundy's Day commemoration in city today
Police advising motorists to expect delays in city centre
The event, which usually attracts thousands, has been scaled down due to the coronavirus pandemic.
Up to 2,500 Apprentice Boys are expected to take part, along with 21 bands.
Police are advising motorists to expect delays in the city centre from 9.00am to 5.30pm.