The building looked abandoned, but there were a number of ways up, though the windows were boarded up.  The front door looked stuck, though the lock didn't look<em>too</em>difficult to open.  The bricks on the back was were uneven, the mortar mostly crumbling, and ivy was growing up the wall.  It shouldn't be too hard to climb either.  As he investigated, sun was slowly sinking toward the horizon, painting everything a ruddy red.