When you go to Sam Phan Bok in Ubon Ratchathani to make you think of Wonders of the World is the Grand Canyon in Arizona United States. Which Sam Phan Bok it was called The Grand Canyon of Siam.
Two famous places similar as a land of rocks and dale but difference is Grand Canyou caused by release of lifting crust and erosion of the Colorado River and Sam Phan Bok as a Kaeng Hin it is a mountain in the Mekong River. which is visible Grand Canyon all season but should see the weather but visible Sam Phan Bok during the dry season only during the month of December – May, when water from the basin sink is lost beneath the river.