Paddy fields in Tam Coc tourist site in Ninh Hai commune, Hoa Lu district, Ninh Binh province begin to ripe from mid-May (Photo: VNA)

This is also the best time of the year to visit this tourist site in Ninh Binh province (Photo: VNA)

The destination welcomes millions of foreign tourist arrivals every year (Photo: VNA)

Tam Coc, inside the famed Trang An Landscape Complex, a UNESCO-recognised heritage site, with karst mountains and rice fields, is nicknamed the inland Ha Long Bay. (Photo: VNA)

Tam Coc, inside the famed Trang An Landscape Complex, a UNESCO-recognised heritage site, with karst mountains and rice fields, is nicknamed the inland Ha Long Bay. (Photo: VNA)

Tam Coc, inside the famed Trang An Landscape Complex, a UNESCO-recognised heritage site, with karst mountains and rice fields, is nicknamed the inland Ha Long Bay. (Photo: VNA)

Tam Coc, inside the famed Trang An Landscape Complex, a UNESCO-recognised heritage site, with karst mountains and rice fields, is nicknamed the inland Ha Long Bay. (Photo: VNA)

Tam Coc, inside the famed Trang An Landscape Complex, a UNESCO-recognised heritage site, with karst mountains and rice fields, is nicknamed the inland Ha Long Bay. (Photo: VNA)

Paddy fields in Tam Coc tourist site in Ninh Hai commune, Hoa Lu district, Ninh Binh province begin to ripe from mid-May (Photo: VNA)