Mine+cart+railway

=It was dark inside but was lit by torces. The cart was rusted yet it's still working. Inside, the diamonds and gold were glitering brightly but I can't get out of the cart as if I do I'll be trapped between the endless dark holes. The hard, cold, dusty tracks were gone and and I found what I needed. The hard hat and the pick axe. The rusted items were nearly broken but it seemed still good to use....=