Round the West Smithfield Rotunda, Wild Rotunda Plains offers a whole host of free activities where you can go wild, build a den or run through the urban world as never seen before:
Explore London's Biggest Play Street!
Have a go on The Rig and make the sounds of the beasts around us.
There will be a mini scooter and skate park for speedsters and thrill seekers (we have some wheels available but feel free to bring your own).
Grab some headphones and listen to Octopus FM.
Join the Beasts of Bartholomew Fair at an Animal Tea Party with Guildhall School of Music & Drama.
Coney will be bringing Endangered Friends to the party alongside The Young Women's Music Project. Their young change-makers will take to the streets, using their uniquely designed puppets to spark conversation about the animals of our world. The parade begins at 4pm.
Join the City Guides (11-6pm) for a short stroll with fascinating stories about the people (and animals) of Smithfield.
Upswing will be showcasing energetic circus acts followed by hand-on aerial workshops. This unique adventure brings astonishing circus skills within your grasp, providing an opportunity to learn from the best.
Listen to performances from Fulham Brass Band and Unswung Heroes.
Get your dog photographed in the Doghouse with Rachel Oates.
Make a 'zine with Rob Bidder in the Info Tent and find out more about Culture Mile.
There will also be games, market stalls and a carousel!
And don't forget to visit some of the City's historic buildings, such as Charterhouse, Smithfield Market Buyer's Walk, St Bartholomew the Great and Maggie's Centre.