Alfresco at Southbank Centre (image © ChameleonsEye/Shutterstock)
This sprawling arts centre is home to the Royal Festival Hall, Queen Elizabeth Hall and the more intimate Purcell Room, plus the newly renovated Hayward Gallery. Please check the Southbank Centre's website for its full programme, as well as times and ticket prices.
To 23 Feb: Soundpit. Perfect for kids, these giant sandpits are illuminated by graphics, with music that changes based on your movements.