A new 14-story oceanfront condominium tower in Costa Rica will boast the world's largest penthouse. The $120 million Genesis Puntarenas, as it will be known, is Costa Rica's first all-glass multifamily residential building. The mega penthouse will measure in at a whopping 68,458 square feet; 34,793 square feet of interior space and 33,665 square feet of patio space. It will boast 10 bedrooms, 13 full and 5 half bathrooms, three stories of living space, massive 42-seat dining room, gym, boxing ring, home theater, 2 conference rooms, a private helipad, infinity edge swimming pool, putting green and tennis court. The coolest feature of the building is that each residence contains floor-to-ceiling retractable glass walls and expansive private all-glass terraces. Talk about incredible views! The price tag of the world's largest penthouse? A cool $51,040,000.