已经有数千年历史的，中间有一个小圆洞的高加索石冢是世间的第八大奇观。它们被称作巨人建的小石屋、外星人的天文台，甚至是落到地面上的不明飞行物。这些石冢许多年来一直是科学界争论不休的话题。它们逐渐地成了人们朝圣的地方。我们沿着陡峭的山路步行一个半小时，眼前出 The 1,000-year-old Caucasus, with a small round hole in it, is the eighth wonder of the world. They are known as the Little Stone House built by the Giant, the Alien Observatory, and even UFOs falling on the ground. These stone mounds have been a subject of debate in the scientific community for many years. They are gradually becoming pilgrimage places. We walked down the steep mountain road for an hour and a half before our eyes