Chess coach Daniel Greiner walks through a chess puzzle where a sacrifice leads to a surprising checkmate.

Billionaire David Tepper Sold Appaloosa's Entire Stake in Advanced Micro Devices in Favor of 2 Stocks Whose Addressable ...

The World Chess Hall of Fame & Galleries in St. Louis, Missouri, is exactly that kind of surprise – a cultural treasure that transforms everything you thought you knew about both chess and museums.