Roman Law: Although the law of the Roman Empire is not used today, many madern law is based on principles of law used and developed during the Roman Empire. The general structure is still used today, For example judge, trial, plantiff, and defendent.
Invensions:
Some of the more famous examples are the Roman aqueducts (some of which are still in use today), Romanroads, water powered milling machines, thermal heating systems (as employed in Roman baths, and also used in palaces and wealthy homes) sewage and pipe systems and the invention and widespread use of concrete .
Bibliography
Romanfrontier.eu,. (2015). The legacy of Rome – what have the Romans done for us? | Limes Tourism. Retrieved 21 May 2015, from http://www.romanfrontier.eu/en/about-limes/legacy-rome-what-have-romans-done-us