被智慧老人制造出来的海尔兄弟——哥哥琴岛与弟弟海尔，和他们的小伙伴一起环游世界、冒险旅行。他们从太平洋出发，跨越美洲、南极，又从澳洲来到非洲、欧洲和亚洲。一路上他们饱览风景名胜，也遭遇各种各样的险境，在冒险中亲身体验大自然的神秘与美丽，用科学知识解开自然之谜、化解人类面临的灾难。
| Season | From | To | Episodes |
|---|---|---|---|
| All Seasons | |||
| Specials | 0 | ||
| Season 1 | 212 | ||
| Unassigned Episodes | 0 |
| Season | From | To | Episodes |
|---|---|---|---|
| Season 1 | 0 | ||
| Unassigned Episodes | 212 |
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