Kalym, or Kalymnos, is a Greek island in the Aegean Sea, known for its rugged terrain and rich history in sponge diving. It is part of the Dodecanese archipelago and offers stunning landscapes, traditional villages, and a vibrant local culture. The island is also popular among rock climbers for its diverse climbing routes and beautiful coastal cliffs. Kalymnos is characterized by its warm Mediterranean climate and picturesque views.