Mount Profitis Ilias (540m high) is the highest hill on Santorini. North part of Santorini. The slope goes from sea level (right) to the cliff above the caldera (left). Santorini's airport. The east part of Santorini is fairly flat. Pyrgos. Fira and surrounding towns. Oia. West part of Santorini. KokkiniNea Kamini Labels