No homes are too luxurious for Manhattan super-rich

New York

INFINITY pools, climate-controlled wine cellars and golf simulators - it's the little things that count in the booming market of luxury real estate coveted by the super-rich in New York.

This year, record prices crossed the threshold of US$100 million for a single apartment, and agents are investing more time and trouble than ever before in tailor-making residential buildings for billionaires. A perfect example is the duplex at the top of a 43-storey tower near the United Nations - nearly 10,000 square feet with an infinity pool on the terrace, a private elevator and spectacular views. It's on offer for US$70 million.

The building, 50 United Nations Plaza, taps into the latest trend of going above and beyond in the competitive world of luxury living. It has a state-of-the-art gym, sauna, a shared indoor pool and a rare luxury in Manhattan - a "private motor court" where cars can drop passengers. Of course, …