In the Junk Drawer tonight:You've probably seen a house of cards... but check this out.This free-standing model of the Venetian Casino in Macau breaks the Guinness World Record using 218,792 playing cards.Bryan Berg broke his own record on Wednesday for the largest house of free-standing playing cards by building a giant replica of China's gambling hub.The structure used 4051 decks of 218,792 playing cards, took 44 days to complete.