There are three main ways to obtain a visa. How to get it from the Cambodian Embassy in Korea - It is not cost-effective. Arrive second and get $30. Thirdly, receive an E-Visa. I recommend the second and third. Cambodia visa application form. Just submit it upon arrival. Just fill in the information above in order. Usually, the purpose of visit number 17 is travel, so " TRAVEL or TOUR " You ca..