北極

南極和北極 / by: (Language materials, printed)

小牛頓 / . 133 by: (Language materials, printed)

南北極探險之旅 / by: (Language materials, printed)

極地探險 = = Polar region expedition / by: (Language materials, printed)

極北之旅 : = 維京末裔.挪威探險家南森極地遠征實錄 / by: (Language materials, printed)

南極

扭不開的瓶蓋

遊記

大杓鷸

通俗作品

玫瑰花

北極

廢水

巴哥國家公園