Nerdy day trips

From sea forts to abandoned nuclear bunkers, dead Victorian racecourses to narrow gauge railways that take you to a power station, Nerdy Day Trips is a user-generated site that allows you visit strange and wonderful places.  Checking the website before any of your road trips means that you are bound to have nerd stop somewhere along your  route. Submit your own nerd site if you know of one - the more obscure the better!