Houses of the World's 10 Richest People

For the second year running, Mexican telecom mogul Carlos Slim Helú has topped the Forbes list of the richest people on Earth, with an estimated worth of $74B. He probably spends hours high-five'ing himself within the confines of his $44M palatial manse on Manhattan's Fifth Avenue. Curbed National ducks into this and the homes of the nine runners-up. [Curbed National]