From athletes and actors to venture capitalists and billionaires—investors are spending hundreds of millions to stake a claim in the next sports gold rush: soccer teams. And it’s not just in European markets—Major League Soccer is now averaging more fans per game than the NBA, NHL, and MLB; and the average MLS franchise has grown at five times the rate of other U.S. pro leagues over the last few years. br br Here’s an inside look at the growing U.S. and European soccer market and why soccer teams are such an opportunity space for American investors.