Katskhi Pillar is a natural limestone monolith located in the western region of Georgia, standing at 40 meters (131 feet) tall. It is a unique and mysterious sight that has been a place of worship for centuries. The pillar is believed to have been used as a pagan temple as early as the 6th century, and later converted into a Christian church. Today, it is an active Christian monastery, with a small church and living quarters for monks. The pillar is surrounded by beautiful views of the Georgian countryside and is a popular destination for tourists and pilgrims alike. Visitors can take a short hike up the nearby hill to get a better view of the pillar and its surroundings. There are also some interesting archaeological remains in the area, including a cave that was used as a dwelling place during the Bronze Age.