Do Son, 20 km south-east of Hai Phong, is one of the popular sea-side resort of the North. It is a small peninsula consisting of Rong (Dragon) Mountains with the height of 25-130 metres spreading to the sea. There are 3 sandy beaches here with many hotels, restaurant and entertainment places. There are also a lot of attractive places in the are such as Rong (Dragon) Stream, Buddhism grottoes, Light Island...The air is refreshing.