That means windmills and watermills across the country are open for your delectation and delight. Whethere you're in Anglesey, Devon or Norfolk, there'll likely be one near you.
You could visit one of London's four open windmills.
✖ Brixton(Sat, Sun, 1-5pm)
✖ Shirley(Sun, 12 noon - 5pm)
✖ Upminster(Sat, Sun, 2-5pm) (Craft Fair Sun)
✖ Wimbledon(Sat 2-5pm) (Sun 11-5pm)
Or you could come to Bromley-by-Bow and visit the world's largest surviving tidal mill.
❂ House Mill(Sat, Sun 11am-4pm)
And if you come today, you could also enjoy this...
Fun on the Green has been organised by the Lee Valley Regional Park Authority. There'll be conservation and wildlife activities, sport for all, face painting, a dog behaviour clinic, petanque, football, yoga, drawing classes, a police cycle surgery and organised play in the Wild Kingdom. The latter is Three Mills' new outdoor playspace, opened last September, paid for by Olympic legacy cash and aimed squarely at young adventurers. There'll also be free boat trips and themed guided tours, which is a proper rarity hereabouts and a potential treat.
25 minute boat trip to Bow Locks: 11.00, 12.30, 2.00, 4.00 50 minute boat trip to Old Ford Lock: 11.30, 1.00, 3.00 30 minute Guided Island tour: 12.45, 1.45, 2.30, 3.30
Refreshments will be available on Three Mills Green with a tea tent provided by the East London Women’s Institute. Meanwhile the Miller’s House Café will have a BBQ along with their usual range of refreshments. All this plus the possibility of visiting RomanRoadMarket beforehand, and it could be E3's most visit-worthy Saturday for a very long time.