Bryan Berg an American architect has broken his own Guinness World Record by building the largest house of free-standing playing cards. He used 218,792 cards to create a replica of the Venetian, Macau. Berg took 44 days and 4,051 decks of cards to complete his modelinside. A self-taught artist, Berg uses no tape, glue, or other tricks in his work. With 1,800 decks of ordinary freestanding playing cards.