Spiez, Switzerland, is a charming town located directly on the deep blue waters of Lake Thun (Thunersee) in the canton of Bern. Nestled between rolling hills and lush vineyards, this picturesque ...

In this file photo, Nov. 19, 2014, a virologist works inside the Spiez Laboratory that conducts chemical weapons tests in Spiez, Switzerland. Peter Schneider/AP ...