Referring to Cuc Phuong national forest, we immediately think of a primeval forest with enough plants and animals. This strange place has so many things that nature lovers can't miss in life. Cuc Phuong also has beautiful time like fairyland. That is when the forest in the season of butterfly breeding, at that time, everywhere is covered with butterflies. On that day, just as if I had come back to my childhood, I often dreamed about the little princess who was walking around the poetic fairy region.

Cuc Phuong National Park is located in three provinces: Ninh Binh, Hoa Binh and Thanh Hoa, 120 km southwest of Hanoi City. This is a large nature reserve with a rich diversity of flora and fauna, including many endangered species.

Cuc Phuong National Park is like a clear green paradise, which is chosen by tourists everywhere as an ideal destination for outdoor excursions. Arriving at Cuc Phuong forest, we seem to be lost in the middle of the grass and green trees to stop and mix with the small stream; going a little further, we have the opportunity to discover the mysterious things.

But perhaps, what most people expect in Cuc Phuong forest is the time of late spring, early summer, range from April to the end of May. When it is the season of butterfly breeding, every flock of butterflies wakes up, rushing out of the forest canopy, creating a scene full of fanciful and dreamy, that anyone who once admired will probably not forget.

These days, the wet spring rains have passed away and the summer air has only been lingering somewhere. That's why the weather is cool and pleasant, the sun is not too harsh, just gently heating the whole forest in a bright light. And then, Cuc Phuong forest suddenly appeared thousands of colorful butterflies flying in harmony with the glittering sun, making the whole forest become sparkling, fanciful to the unexpected, and the guests far away I thought it was a fairy-tale domain.

Set foot in Cuc Phuong forest in the butterfly season, right from the entrance, people have seen each group of butterflies flying into clusters, meandering on the green forest canopy along the path. Butterflies are everywhere, butterflies flatten above their heads, they fly around, which makes people suddenly feel overwhelmed by that unique fairy scene.

Then, when going into the middle of the forest, we become even more dumb when we encounter hundreds of tiny pea butter on the ground creating mesmerizing white patches, but only need to move a little bit, butterfly immediately rushing up, stamping on all four sides. The butterflies are colorful enough, from white, yellow, blue, pink, light brown shimmering under the sweet sunshine in the late spring, mesmerizing anyone who ever strides.

Visiting Cuc Phuong forest in the butterfly season, you should choose to go after the days after the rain, this is the sunshine and the most beautiful butterflies. You should also go on the days of the week, it will be much more comfortable because the weekend is usually very crowded.