KOREA is not cheap for the budget traveller, 50USD is the minimal if you stick to dormitories, cheap food and public transport which is limits you to cities and major tourist destination. Fortunately, car rental is relatively cheap on mainland Korea, and very cheap on Jeju island. FOR 2 PEOPLE, YOU CAN: Rent a small car. I managed during spring season, a Hyndai Avante from AVIS (AJ Rental Korea) for 37000W, and a Kia Morning for 25000W from Sixt, per day. Park and sleep in th