Hiroshima Peace Memorial Park, built at what was once the hypocenter of an atomic blast, is the most visible sign of the city's renaissance as a force for peace in 21st century politics. But it is not the only reminder of the spirit of Hiroshima. Less well-known are the scores of "survivors" dotting the metropolitan landscape. These treasured trees, shrubs, and groves date from before the bombing on August 6th 1945. They were spared from annihilation, and are now carefully tended by the schools, homes, temples, and shrines entrusted by fate with their care. Based on a three-year stay in the...