The massive tor towers above the surrounding country.  A few narrow ledges offer scant protection from the elements, but a closer inspection reveals a massive, arched entryway at least 20 feet tall and 10 feet wide, set into the side of the hill.  The ground just outside it slopes away from the doorway, directing the falling water out and away.  Given this fact and the sturdy nature of the hill, whatever space lies beyond the door should be both dry and safe from lightning and hail.  The construction seems quite sturdy, so the likelihood of collapse, even in severe conditions such as these, is remote.<br/><br/>((The obvious choices here are to open the doors and go in or continue down the road, but if any other courses of action come to mind, feel free to try them as well.  Just as an example, you could search around the entrance for clues as to the origins of the tor and the doorway built into it, or try climbing up to the top of the tor if you wanted.<br/><br/>That said, the heavy rainfall would make both tasks a bit more difficult than normal, the climbing especially...))