Taking highway No.1 (Viphawadee) leading to Saraburi.
At Saraburi, turns right along highway No.2 (Friendship Highway).
This route passing Khao Yai National Park and Pak Chong.
We recommend you to camp at Pak Chong one night to enjoy Khao Yai National Park.
Total distance: 256km
This alternative route is taking highway No.304 leading to Korat.
This route passing Chachoengsao.
Total distance: 273km