In the mid forest is a stunning spectacle: hundreds of butterflies gather on the ground (Photo: VNA) |
Visitors to this site during these days have a feeling of walking in a fairyland with thousands of cabbage white butterflies flying in line (Photo: VNA) |
Cuc Phuong national park (Photo: VNA) |
(Photo: VNA) |
Cuc Phuong butterflies are numerous and highly diversified but the most popular is white and yellow one (Photo: VNA) |
Cuc Phuong national park is about 120 km southwest of Hanoi (Photo: VNA) |
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