宇航员现在可以乘航天飞机自由往返于太空和地面之间;无人宇宙飞船可以前往火星探测那里是否有水;科研人员刚刚完成了“生命之书”,破译了人体基因编码的序列,这一切都说明现代科学是何等的发达。但人类对自己的祖先在科技不那么发达的时期留下来的一些遗迹,也仍然有解不开的谜团。坐落在英国的圆形石林就 Astronauts now have the freedom to travel between space and ground by shuttle; unmanned spacecraft can travel to Mars to see if there is water there; researchers have just finished “The Book of Life,” deciphering sequences of human genes, all All show how advanced modern science is. However, human beings still have unexplained mysteries about some of their remains that their ancestors left behind during their less advanced science and technology. Located in the United Kingdom round stone forest