Ritz-Carlton penthouse, on sale for $6 million, has it all: space, light, views

Space, light, views and location: those are certainly expected in a $6-million condo. Obviously, there will be top-of-the-line materials, fixtures and appliances the most beautiful marble, wood and cabinets. Heated floors and toilet seats, smart technology and private interior elevators are other de rigueur details for the ultra high-end market.