When it's this cold, few things seem as appealingly cozy as curling up with a cup of tea/coffee/[insert beverage of choice] and a good book/e-book in the comfort of one's very own library.

Whether it's a custom built-in tower of tomes or an entire room dedicated to first editions, these home libraries offer luxurious sanctuaries to dip into the classiscs (or whatever--we won't judge).