This 500-foot vessel has been lined with scaled down versions of Monaco’s most famous buildings from the Monte Carlo Casino all the way to the Grand Prix course. The latter which happens to double as a go-kart course for auto enthusiasts. So how much does this much opulence cost? If/when the Streets of Monaco yacht hits the scene, it will sell for about $1 billion.
Grace Kelly praying on her wedding day in April 1956. Kelly married Rainier III, Prince of Monaco, to become Princess consort of Monaco, Her Serene Highness The Princess of Monaco, and commonly referred to as Princess Grace.