What have the Romans ever done for us? Remarkable Roman Accomplishments The Latin Alphabet The use of lines and curves to write the words we speak help keep ideas alive. Latin alphabet , , . Russian alphabet Arabic alphabet: Roman Architecture California State Capitol - Sacramento Roman Architecture Busch Stadium St. Louis, Missouri Water from far away places Legal Systems Corpus delicti: A person cannot be convicted of a crime, unless it can be proven that the crime was even committed De facto: used to mean something that is true in practice, but has not been officially instituted or endorsed for all intents and purposes Habeas corpus: a challenge to the legality of detention. This is an order for the detaining party to have the living body of the detained brought before the court where the detention will be investigated. Crowned Roads roads that curve up in the middle allow rainwater to fall to the side of the road, rather than cause flooding