21st Jul - 6th Sep 2026
SIX WEEKS. SIX DECADES. ENDLESS ADVENTURES.
This summer, six weeks of adventure await at William’s Den.
From 21st July to 29th August, The Big Summer Rewind brings six decades of games, music, challenges and family fun to life — with something new to discover every single week.
Whether you’re introducing your children to the games you loved growing up or making brand-new family memories together, every week brings fresh reasons to visit.
And the best part? All of it is on top of everything you already love about William’s Den.
Adventure Included Every Day
Alongside The Big Summer Rewind, every ticket includes full access to William’s Den’s award-winning adventure play experience.
That means every visit also includes:
🌳 Over 50 acres of outdoor adventure play
🏡 The incredible Indoor Den
⚡ Zip wires and climbing challenges
🌲 Woodland adventures
⛰️ Mountains, molehills and hidden discoveries
💦 Water play and splash zones
✨ Endless opportunities for imaginative play
Whether the sun is shining or the clouds roll in, there’s always adventure waiting.
William's Den
Castle Farm, Wold Hill, North Cave
East Riding of Yorkshire HU15 2LS