The vast Bronze Age masterpiece that lay hidden in the mountains for centuries

By Stephen Lioy, CNN Saimaluu Tash Valley, Kyrgyzstan (CNN) — Under the dark canopy of night, the starry sky is reflected by the stones. Ten thousand rocks, carved with nearly 90,000 petroglyphs, catch the beam of a headlamp, telling stories as ancient and vast as the constellations above. Near the top of the Saimaluu Tash