Battle of Thermopylae: A famous battle where Xerxes' forces clashed with Greek soldiers led by King Leonidas I.
Persepolis Apadana Reliefs: Carvings on the walls of Persepolis depicting scenes from Xerxes' reign, such as royal processions and tribute-bearing representatives.
Gate of All Nations: An entrance gate at Persepolis adorned with reliefs showing various subject nations bringing gifts to Xerxes.