Day 1: KOS Welcome to Kos ! Jump on board to meet your captain and crew. After a short meeting in the afternoon, we'll start to explore the famous night life of Kos with our new travel mates. Dinner and overnight will be in Kos harbor with the opportunity of visiting the city rich in history, entertainment and shopping. Kos is one of the islands with the best night life. Nafklirou, a street full of bars, is always crowded, colorful, and full of life.