After opening 22 restaurants across the globe, Nobu spawns its own hotel, right in Caesars Palace in Vegas. With 181 rooms, and an origami-inspired, low-key decor, this serene hotel is the B&B of Vegas. But the main attraction is the 12,775-square-foot Nobu restaurant inside, which is the largest location in the world. the on-site 12,775 sq. ft. Nobu restaurant and lounge is anything but zen. With its 327-seat bar and private dining area, the restaurant hosts the Vegas plebians and visiting celebs.