City of Ruins (Danger Boy Series #4)

After another close call, Eli Sands is back in San Francisco in 2020. The bad news is that he and his friends, Clyne and Thea, are being held captive by the government agency DARPA. Since their last foray into the Fifth Dimension, history has been unraveling, the deadly slow pox is spreading fast, and DARPA wants to send Eli back in time to ancient Jerusalem. But Eli and crew discover a city in ruins from a Babylonian invasion and an angry mob ready to stone them. Will Danger Boy and company ever find their way home again?