A 24-hour layover in Antalya covers the city highlights — Kaleiçi old town, Roman harbour, Düden Falls, Antalya Museum, fish dinner at the marina. Doable as a single day from the airport with a chauffeur on standby, or as a half-day if you have a tight flight schedule.
Antalya Archaeological Museum (2h) — the original sculptures from Perge, Aspendos, Side.
Konyaaltı Beach Park — café terraces, sea-view lunch, ice cream.
Kaleiçi old town walking tour — Hadrian's Gate, Roman harbour, Hıdırlık Tower, Ottoman houses.
Sunset at Hıdırlık Tower. Fish dinner at the Roman harbour. Late tea on the marina.