The best day trip, tour from Hai Phong
From Hai Phong, there are two popular day trips to do. The first is Halong bay day tour departing in the morning and be back in the same day afternoon. The second is Hai Phong city tour. You can also visit Hanoi and do Hanoi city tour but doing this option, you have to depart from Hai Phong at around 6-6:30 AM.
Cheer!