UK's largest indoor funfair returning to Liverpool and it's even bigger The event arrives in the city just in time for the summer holidays 18:00, 21 MAY 2021 The Indoor Funfair returns to Liverpool (Image: Jason Roberts) Families can enjoy some fun over the summer holidays when the UK's biggest indoor funfair returns to Liverpool. The Indoor Funfair will be even bigger and will be staying for longer featuring more than 25 rides and inflatables across the full 90,000 sqft of space at the Exhibition Centre Liverpool. Organisers say the extra space will not only mean more room for bigger attractions but also allow families to move around safely.