Masada is a fortification located on a plateau overlooking the Dead Sea in Israel. It was built by King Herod the Great between 37 and 31 BCE and served as a palace and a fortress. It is most famous for being the site of the last stand of the Jewish rebels against the Roman Empire during the First Jewish-Roman War. The rebels held out against the Roman army for three years before eventually committing mass suicide in 73 CE rather than surrendering to the enemy.

Masada has been designated as a UNESCO World Heritage Site and is one of the most popular tourist destinations in Israel. Visitors can climb the steep trail to the top of the plateau and explore the ruins, including the bathhouses, palaces, and storehouses that once housed King Herod's followers. They can also see the remains of the Roman siege ramp, which was built by the Romans in an attempt to breach the fortress, as well as the remains of the Roman camps that surrounded the plateau.

Masada is not only a symbol of Jewish resistance, but also a testament to the grandeur of the Roman Empire and the skill of ancient engineers. The site offers visitors a unique opportunity to witness the history of the ancient world, as well as to enjoy the breathtaking views of the Dead Sea and the surrounding desert landscape.