| World of Uncle Sam, Good Old USA: 001: Slides, Photos, Videos, etc.: Set 003-ap Yellowstone and Grand Teton National Parks 美國黃石及大提頓國家公園 美国黄石及大提顿国家公园 received from Cheng-Hsiung Hung 洪正雄 |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
| |
 |
 | |  | |  | |  | |  | |  | |  |
| Click to view PPS Slide: Yellowstone and Grand Teton National Parks 美國黃石及大提頓國家公園 美国黄石及大提顿国家公园 received from Cheng-Hsiung Hung 洪正雄 |
