在我踏入安徽祁门的燕山土楼群时，立即被自然与人文的和谐交融所吸引。巍峨的山脉环绕着古老的土楼，形成了一幅仿佛被时间凝固的美丽画卷。土楼独特的圆形或方形建筑，体现了徽州人民在适应环境方面的聪明才智。

Long before the compounds that make up modern pharmaceuticals were discovered and isolated, cultures around the world relied on the healing powers of herbs. They have long played a vital role in tradi ...

Steve and a team of world class kayakers head to the Kamchatka peninsula in the Russian far east, to take on the first descent of the Kronotsky River – through white-water so extreme that it has never ...