| Artist | : | Visit a swiftlets nesting house in Vietnam | Birds nest | |
| Title | : | 快乐生活 |
| Duration | : | 190 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | Visit a swiftlets nesting house in Vietnam | Birds nest | |
| Title | : | 快乐生活 |
| Duration | : | 190 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |