From April to October, local island boat tours take you to area sights and may include a picnic on a remote beach or even a visit to the shores of Turkey.
A1 Yacht Trade Consortium. This brokerage, rental agency, and outfitter organizes sailing tours around the Greek islands near the Turkish coast. Commercial harbor, Rhodes Town, Rhodes, 85100. 22410/01000; www.a1yachting.com.
Astoria Travel. On Patmos, Astoria Travel provides day bus trips to Patmos's St. John the Theologian Monastery and the Monastery of the Apocalypse. Skala Harbor, Skala, Patmos, 84300. 22470/31205; www.astoriatravel.com.
Kalodoukas Tours. On Symi, Kalodoukas Tours runs boat trips to the Monastery of Panormitis, as well as to secluded beaches and islets, which include swimming and a barbecue lunch. Harbor front, Yialos, Symi, 85600. 22460/71077; www.kalodoukas.gr.
Symi Tours. The island's venerable tour organizer arranges boat excursions around the island and can help tourists book accommodations. Harbor front, Yialos, Symi, 85600. 22460/71307; www.symitours.com.
Triton Holidays. If you're not renting a car on Rhodes, it can be worth taking a bus tour to its southern points and interior. Starting at €35, Triton Holidays offers a guided bus tour to Thermes Kallitheas, Epta Piges, and Lindos; a bus tour to Kameiros, Filerimos, and Petaloudes; and a full-day trip through several points in the interior and south. They can also arrange a boat tour that leaves Mandraki Harbor in Rhodes Town in the morning, deposits you in Lindos for a day of sightseeing and beachgoing, with a return in the evening. Plastira 9, Rhodes Town, Rhodes, 85100. 22410/21690; www.tritondmc.gr.