Hanoi’s Sword Lake looks different in an aerial view. (Photo: NDO/Le Viet)

Hanoi Opera House.

August Revolution Square.

Old buildings of the University of Science under the Vietnam National University, Hanoi.

West Lake.

Au Co Street.

Nhat Tan Bridge.

Chuong Duong Bridge (low) and its senior Long Bien Bridge.

Red River running through Hai Ba Trung District.

A roundabout leading to Chuong Duong Bridge.

Bay Mau Lake (large, above) and the opposite Ba Mau Lake.

My Dinh National Stadium (left, above) and the Formula 1 Hanoi circuit on the right.

Bac Tu Liem District.

Trung Hoa Lake in the heart of Cau Giay Park.

The crowed Trung Hoa crossroad area.

Dong Da District.

Giai Phong Street.

Hanoi dotted with Da Lat purple phoenix flowers

Residents in the capital have been amazed in recent days to find the poetic purple colour of phoenix flowers, whose origins come from Da Lat, with the trees currently in full bloom, creating a brilliant blaze of colour around the capital.