The most famous and important monument, the starting and ending point of every sightseeing tour is the Amphitheater, popularly called the Arena of Pula, which was once the site of gladiator fights. It was built in the 1st century AD during the reign of Emperor Vespasian. The “Golden Gate” was erected between the years 29 and 27 BC by the Sergi family, in honor of three members of the family who held important positions in Pula at that time. The Temple of Augustus, situated in the Forum, is dedicated to goddess Roma and Emperor Augustus. It was constructed between the year 2 BC and AD 14 when the Emperor died. The Historical Museum of Istria – Museo Storico dell'Istria carries out its activities as a public institution. Presently, it is a County institution that keeps part of the national and universal heritage exhibition. The Orthodox Church of St. Nicholas was built in the second half of the 6th century, with a typical Ravenna-like polygonal apse, the church was dedicated to the Blessed Virgin Mary