Nafplio is a historic seaport town located in the Peloponnese region of Greece. It was the first capital of modern Greece from 1821 to 1834 after Greece gained independence. The old town of Nafplio is situated on a peninsula jutting into the Argolic Gulf. It has ancient fortifications and was an important city in ancient Greece and during Byzantine and Venetian rule before being conquered by the Ottomans in the 16th century. Tourism is now a major industry in Nafplio, attracting visitors to its historic architecture and beaches.