Gyeonggi-do Province that takes 2hours from Seoul is very interesting and beautiful.
Gyeonggi-do has nature and historic sites so many Korean dramas(soap operas) shoot the film there.
Korea Folk Village is a place where you can see/feel/eat the traditional Korean things so It's also known as Open-studio.
Haeridan-gil is a street near Haenggung-palace. The street is full of unique cafes and delicious bakery shops. The beautiful palace with coffee and breads. It's a perfect match.
Suwon Starfiled Library is a famous photo zone because no matter how you take photos there, all photos look beautiful. In a shining huge library, no one read books but everyone takes photos. That's why it's the most famous spot for Instagram. If you don't have Instagram account, don't worry! Just take photos there and show them to your family and friends. They will say 'Beautiful!!!' - Don't be fooled. They are saying the place is beautiful.