Riddlebox 1
He smirks, "How'd you guess?" He enters his house and comes back out with what looks like an ancient scroll. He then makes you aware that this IS the final riddle, get it right and win the prize, get it wrong and the dog will be the least of your worries.... He gives you one last chance to back-down before he starts and of-course you decline... He starts to read "I'm really tall and really cold, I never move, 'cause I'm so old...What am I?"