"In this addition to the What Was? series, kids will experience what it was like to be in San Francisco in 1906 when the ground buckled in a major, catastrophic earthquake. One early April morning in 1906, the people of San Francisco were jolted awake by a mammoth earthquake--one that registered 7.8 on the Richter Scale. Not only was there major damage from the quake itself but broken gas lines sparked a fire that ravaged the city for days. More than...