Mercer's 2009 Worldwide Cost of Living survey has been released now and Tokyo has been named the world's most expensive city. During the economic downturn, Japanese yen rose against the American dollar and other currencies. Tokyo is followed by...

Pictured above is the same hot dog cart that you would see on the streets and parks of New York City since the late 19th century. Made of durable food-grade 18-gauge stainless steel, the cart touts three steamer trays that can each hold up to 20 hot dogs.