Hoa Lu, the first Vietnam Capital under the Dinh and Le Dynasties from 10th century between 968 and 1009 AD located arounf 100km to The South of Hanoi city
Tam Coc, the outstanding natural beauty with limestone peaks whose splendor is oftan said to surpass of Halong Bay
 
It is a certain true that Hoa Lu & Tam Coc is often referred to as the Ha Long Bay on land.