Millionaires, billionaires, and tech titans are swarming to Sun Valley, Idaho - here's a look at who's attending Allen & Co.'s annual mogul fest

It's that time of year again: the annual Allen & Company Sun Valley Conference, otherwise known as "summer camp for billionaires."

The conference, which happens every July, attracts investors, moguls, and titans from industries ranging from tech to entertainment to sports.

It's an opportunity for industry power players to talk business, make deals - the conference is credited with kindling major mergers like Comcast and NBC Universal - and unwind in a beautiful mountain lodge.

This year, plenty of familiar faces are expected to descend on Sun Valley, including Facebook CEO Mark Zuckerberg, Apple CEO Tim Cook, and Netflix CEO Reed Hastings.

Here's a look at who's been spotted arriving so far.

Get the latest Google stock price here.