found: Topografia dell'anfiteatro di Verona, 1992:t.p. (Anfiteatro di Verona) p. i (Arena di Verona) p. ii (Anfiteatro; Arena)
found: Grande diz. enci., 1973:p. 274 (Arena; Verona, Italy)
found: The Princeton ency. of classical sites, 1976:p. 969 (Arena; Verona, Italy; huge amphitheater, usually called the Arena)
found: Oxford classical dict., 1996:p. 1588 (Verona, Italy: magnificent 1st cent. amphitheatre)
found: Britannica Micro.:v. 12, p. 326 (Verona is one of the richest cities in northern Italy in Roman remains. The most remarkable of these, the amphitheatre, or Arena, is the third largest surviving Roman amphitheatre and is now used for opera.)
found: Nagel's encyc. guide Italy, 1987:p. 369 (Verona, Piazza Brà. Round this busy and picturesque square area number of notable buildings, the most striking is the Arena, one of the largest of Roman amphitheatres.)
