A preliminary map of Falerii Novi, an ancient Roman city located 50 kilometers (31 miles) north of Rome, has been compiled with data taken from ground-penetrating radar. It's "preliminary" because it wasn't humanly possible for the researchers to fully analyze the 28 billion data points collected during the course of the project, explained Martin Millett, a co-author of the study and an archaeologist at the University of Cambridge... The researchers were able to document the locations of buildings, monuments, passageways, and even water pipes -- all without having to pick up a single hand trowel. In addition to documenting these...