The vacation season is started.
In case of Korea, vacation season is started middle of July or after monsoon season finished middle of August.
The peak of vacation period is between 25 July and 5 August. but it is can be moved which date is Sunday.
In vacation season, people like to leave their living place.
so all around of Korea vacation spot, such as the coast and the valley is crowed with people.
If you are in vacation spot, need to be careful about traffic jam and overcharge of accommodations and restaurants.