Ni bu zhi dao de zi ran qi guan /
Tu shuo tian xia bian wei hui
- 151 pages : colour illustrations, colour photographs ; 22 cm
- Guojia dili huanqiu tansuo baike .
- Guojia dili huanqiu tansuo baike .
This book takes the children together to explore the natural wonders. The contents include: mountain peaks and ridges, standing in the nearest place to the sun; secluded secret valley, both vertical and horizontal have fun; blue waves, vast feet and ends of the world to set foot and period; island reef pearls, shining in the blue sea