Kos Island has many interesting places to see, including:
Asklepion - an ancient medical center where Hippocrates once practiced. Kos Town Castle - a 14th-century castle located in the heart of Kos town. Tree of Hippocrates - a large plane tree located in the center of Kos town that is believed to have been planted by Hippocrates himself. Ancient Agora - an ancient Greek marketplace that was once the center of political and social life on Kos. Roman Odeon - a small theater built by the Romans in the 2nd century AD. Casa Romana - a restored Roman villa that dates back to the 3rd century AD. Neratzia Castle - a medieval fortress located on the harbor of Kos town. Kos Archaeological Museum - a museum that houses many of the artifacts discovered on the island. Lido Water Park - a popular water park with slides, pools, and other attractions.
These are just a few of the many places to see on Kos Island. Visitors should also explore the island's beaches, villages, and natural beauty.