The Kastro of Rethymno, also known as the Fortress of Rethymno, is a well-preserved Venetian fortress located in the city of Rethymno, on the island of Crete, Greece. Built in the 16th century, it was designed to protect the city from invasions and has a commanding view of the surrounding area. The fortress features impressive walls, bastions, and a central citadel, showcasing the architectural style of the Venetian period. Today, the Kastro serves as a popular tourist attraction, offering visitors a glimpse into the region's history. Inside the fortress, there are remnants of old buildings, a small museum, and beautiful views of the Mediterranean Sea. The site is a testament to the rich cultural heritage of Crete and its strategic importance throughout history.