It might not look like much, but inside Casulo, there’s an entire apartment’s worth of furniture, including an armoire, a desk, a height-adjustable stool, two additional stools, a six-shelf bookcase, and a bed with a mattress. Designed by Marcel Krings and Sebastian Muhlhauser, this magic box conceals furnishings enough for an entire apartment into a small 31″ x 47″ box. It only takes two people to lift, carry, and assemble (and then disassemble, when it’s time to move) each piece of furniture within the box in a zippy 10 minutes, without tools to boot. Click here to view the first image in today’s viral picture gallery. Continue reading for the top five most popular viral videos of today.