Vòng tròn khổng lồ bí ẩn tại châu PhiSự biến mất của rừng làm lộ ra một vòng tròn có đường kính từ 36 tới 46 km tại nước cộng hòa dân chủ Congo.
gt; 10 hố lớn kỳ lạ nhất thế giớiVòng tròn tại cộng hòa dân chủ Congo. Ảnh: BBC.BBC cho biết, thông tin về vòng tròn được công bố trong hội nghị khoa học về mặt trăng và hành tinh tại bang Texas, Mỹ. Vòng tròn hiện ra rõ nét trên bức ảnh vệ tinh và nằm ở độ cao khoảng 550 m so với mực nước biển. Sông Unia chảy quanh vòng tròn.Giovanni Monegato, một nhà khoa học của Đại học Padova, Italy cho biết vệ tinh chỉ phát hiện vòng tròn sau khi cây cối ở phía trên biến mất trong thập niên trước.
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