Persepolis, the ancient capital of the Achaemenid Empire, is a UNESCO World Heritage site located near Marvdasht. The site features imposing ruins, including the Gate of All Nations, Apadana Palace, and the Tomb of Artaxerxes II. Accessibility can be challenging due to uneven terrain; consider a guided tour for historical context and navigation assistance. Solo exploration is possible, allowing for independent discovery, but a guide enriches the experience. The best time to visit is during the spring and autumn months to avoid extreme heat. Entry fees are relatively low, and a typical visit lasts between 3 to 5 hours. Be aware of dress code requirements and local customs.