Heritage Open Day: Look around the outside of this famous tower windmill, and enjoy a picnic in the mill's acreage. Explore the new children's play area nestling alongside the wildflower meadow. Skidby windmill is the East Riding of Yorkshire Museums’ Grade II* listed four-sailed tower mill dating from the 19th century. Look around the outside of this famous tower windmill, enjoy a picnic in the mill's acreage and explore the children's play area, which has recently added a new basket swing, nestling alongside the wildflower meadow. Set within an acre of land, it has fine views towards the Humber Bridge. There is plenty of space for families to relax, picnic or play games. It is very photogenic from every angle, come and see.