Hoa lu - Tam Coc is perfect combination for a day trip to learn about a dark period when Vietnam was conquested by Northern Invader. Hoa lu is a sacred land with two temple worshiping those kings in 10 century who gave great contribution for the nation. Next, let's take a boat trip along the Ngo Dong river to enjoy landscape in Tam Coc. You will know why it's named Halong Bay on Land