National Museum of the Royal Navy

The Royal Navy Museum sits right on the waterfront at Lee-on-the-Solent, and you'll know you're in the right place when you spot the naval vessels moored outside. It's a serious museum - proper collections of weaponry, uniforms, and maritime kit that tell the story of Britain's naval heritage from centuries back. Inside you'll find everything from intricate ship models to the actual equipment sailors used, and the exhibitions cover everything from naval combat to life aboard ship.

History buffs will spend a good few hours here getting lost in the detail. Families with older children tend to do well too, though younger kids might find it a bit text-heavy and formal for sustained interest. The waterfront location is the real win though - you can see actual naval vessels from the shore, which adds genuine context to what's inside.

If you're based at Kingfisher Caravan Park just down the road, this makes a solid rainy-day outing or half-day addition to your itinerary. The proximity to Lee-on-the-Solent means you can easily combine it with a walk along the seafront or a fish and chips lunch. Hayling Island Holiday Park is also within striking distance if you want to explore further afield, though you'd be looking at a proper drive rather than a quick trip. The museum itself is free to enter, which takes the pressure off - you can pop in for an hour or settle in for the afternoon depending on what grabs you.