Trick or treat: Halloween celebrations across Northern Ireland

The water of the River Foyle, County Londonderry, reflected the fireworks.

The Slipways beside Titanic Belfast were illuminated at the annual Metro Monster Mash.

Foyle Halloween celebrations in Derry included a carnival.

Fireworks by Belfast Lough shone across the city at the Halloween display.

Light installations in Derry over the Halloween weekend.

Spectators wrapped up warm to watch street performers and festivities in Derry.

Andrew Calam's home was lit up by this carved pumpkin.

"Happy Halloween" from the Kidd family in Lisburn.

Claire Crawley's kitchen had a selection of spooky pumpkins.

Jason Murphy captured fireworks brightening the night sky at Titanic Quarter in Belfast