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Which Macedonian rulers were honored by the Philippeum?

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Map of southeastern Europe highlighting Greece and marking the location of Olympia with a red star, indicating its status as a World Heritage Site. Olympia is shown in the western part of the Peloponnese peninsula, surrounded by neighboring countries and nearby seas including the Ionian, Aegean, and Mediterranean. — Olympia Olympia was declared a UNESCO World Heritage site in 1989.

The Philippeum at Olympia was commissioned by Philip II of Macedon and completed by his son, Alexander the Great. The circular building contained gold and ivory statues honoring Philip, Alexander, and other members of their royal family.1