About 50 people live there. The islet of Arki is barren and doesn’t have much greenery, except for a few short bushes all over it. As its size is small, it is great for trekking. After all, this is the only way to reach the beaches of Arki, most of which are accessible on foot. The most far away beach can be accessed in about 50 minutes, while most can be reached in about 20 or 30 minutes walking. Of course, there are no buses on Arki island, as there are no roads either. All paths are track and have barely no signs. Most beaches of Arki are found on the southern and the eastern side of the island, like Tiganakia, Limnari and Padelia. They all have crystal water, although the shore can be a bit rocky at some places. Along your way, you will see many small churches. As Arki and Marathi islands belonged once to the Monastery of Patmos, the monks built many chapels on them. On Arki, you will see the chapels of Panagia Pantanassa, of the Transfiguration of Jesus Christ and of Saint Anargyri. On Marathi, you will see the chapel of Saint Nicolaos.