World's most expensive cities revealed

The global economic landscape could be very different this time next year, but 2020's most expensive cities have been revealed -- and the number one spot belongs not to one single city, but to three destinations.

World's most expensive cities revealed
The global economic landscape could be very different this time next year, but 2020's most expensive cities have been revealed -- and the number one spot belongs not to one single city, but to three destinations.