The city-state of Monaco on the Mediterranean is having problems finding for millionaires. Monaco is less than 2 kilometers in . It is called the playground of the rich. It is home to a Formula 1 Grand Prix, a famous and a luxury harbor. Over 30 per cent of its 38,000 are millionaires. House prices are already the in the world. The price is around $100,000 per square meter. City say about 2,700 more millionaires are hoping to move there in the 10 years.
Monaco's Prince Albert II has decided to build more . He has OK'd a $2.1 billion to fill in a large area of the sea with . The area will have a big harbor for yachts, a park and Japanese , and 120 luxury homes. There is a big for the new homes. People want the lifestyle and no income tax. Experts are worried the will damage sea life and the environment. However, the Prince said he cares about the . He said important sea life would be moved to a newly-built .