Eilat Mazar reports that portions of the wall which was rebuilt by Nehemiaha and his companions in 5th century BC (Nehemiah 6:15) has been discovered in an amazingly preserved condition. You can see more info and pictures in Article01 and Article02 offsite.
Archeology Course 3, Lesson 1
Archaeological science (also known as archaeometry) consists of the application of scientific techniques and methodologies to archaeology. One can divide archaeological science into the following areas Physical and chemical dating methods which provide archaeology...