 The Caesar salad was invented on Avenida Revolución during this period by Caesar Cardini, the Italian-American proprietor of the Hotel Caesar and its restaurant Caesar's.Avenida Revolución has experienced many changes, and is known as the business card of Tijuana, ""The most visited city in the world"".It was known for its famous cantinas including, ""La Ballena"", the largest bar in the world when it was open.