High - light: Peaceful Babe lake of 200m of altitude surrounded by limestone mountain in the forest, Beauty of Cao bang highland region with rice field surround by limestone mountain,life of the Tay and Nung group.
Hanoi - Ba be (250km, 7h)
The road to Thai nguyen 70 km is quite busy of traffic but after that it is mountain empty road with nice landscape of the middle region of the Northern Vietnam . After Thai nguyen 30 km in Yen do turn left to ATK area(security zone of Viet minh) , Cho Chu (Chu market) direction then Bang lung then Ba be only road.
Babe Lake .
Take your time 1 day in here to do the boat trip to discover the lake and some caves around this area .
Ba be - Cao bang (140km 4h)
There are 2 roads to hit Cao bang , one to Tinh tuc then Nguyen binh direction , the other to Ngan son then Cao bang from Ha hieu , the first seems wilder , second is smoother road .
Many hotels, guest house in Cao bang town. The Hotel Bang giang seem most deluxe , room of 30 dollars /room
Cao bang - Ban gioc waterfall - Ha lang (130km, 3,5h)
Smooth road lie along limestone mountain that give impression of Ha long in land , the community of Tay and Nung ethnic are living in valleys . Regional markets every five days found in the center administrative of each district. The longest cave of Nguom Ngao is 3km befor arriving the waterfall.
From the waterfall keep going along the river the to Bang ca , Ha lang you will find the the landscape mystery like in Quilin, China .Not many tourist have known this road so you will be one of the first to pass by .
A guest house call Minh Van , 200,00vnd /room.
Ha lang - Lang son (170km, 5h)
Beautiful road and landscape back to Quang uyen , then head Phuc hoa direction then Dong khe , this is short cut instead of going back to Caobang then Dong Khe.
Visiting of Dong khe , the french - indochina war vestige if you have time .
Calculate your time unless stay in That khe or Dong dang to go back to Hanoi next day as highway road .
Lang son - Hanoi(165 km, 4h)