Hanoi the Communist heart of Vietnam is a popular travel destination.

Attractions in Hanoi

Womens Museum - showcasing the role of the women of Vietnam during the war.
The old Quarter - Shops Restaurants and a lively feeling buzzy place. Its a popular place to base yourself as a backpacker and budget accommodation is available, check it out here - Hanoi hostels and budget accommodation
Hoan Kiem Lake - also know as the lost sword lake a peaceful must see.
Literature Temple
Nha Ba Ho - Where ho chi minh laid his head - no palace for his communist tastes.
Hanoi Museum - Propaganda on the war and other usual museum things.

Best Time to Visit Hanoi

Autumn (September to November) and Spring (March and April)