Ancient Romans had a deep knowledge in science and Mathematics. The encyclopedia ‘Natural History’ was compiled by Pliny. Galen was a famous surgeon. Strabo and Ptolemy were famous Geologists. The Roman law laid the basic foundation for the world’s future laws. Even today Latin words are being used in science, law and other branches of knowledge. Julius Caesar recorded history. The Colosseum and Amphitheatre in Rome are great architectural structures. The Julian calendar is still used all over the world.