The fire at Chessington World of Adventure is in a cafe which was being used as Santa's grotto over the Christmas period.
During the festive season the park opens for restricted hours and with access just to part of the zoo, this includes the Creaky cafe where visitors could visit the 'Night before Christmas - A Magical Adventure' attraction.
More top news
The majority of motorists want to see tighter restrictions on the amount drivers can drink, a survey has revealed.
A cheap over-the-counter painkiller taken by millions of people in Britain every day could have the hidden benefit of slowing down ageing.
Some four million Brits are expected to fly out of the UK over the festive period, along with many more using roads and railways.