Spinalonga is a small island near Elounda, Crete, known for its Venetian fortress and its history as a leper colony. To visit Spinalonga, you can take a boat from Elounda or Agios Nikolaos. Boats depart regularly throughout the day, and the journey takes about 20-30 minutes. Once you arrive, you can explore the ruins, enjoy the views, and learn about the island’s rich history.