The scenes in snow in ep 9 are super beautiful, the place in the screen cap above is Odaesan Woljeongsa Fir Tree Path. I read on tripadvisor, one person who went to the temple stay said the path is lit up at night and is also very pretty.
官網Official Web: http://www.woljeongsa.org/
How to get there: Take bus to Jinbu 진부 Intercity Bus Terminal from Dong Seoul Bus Terminal or Seoul Nambu Terminal and then take a city bus bound for Woljeongsa Temple. 12 stations about 30 minutes. Or take a taxi from the bus terminal (about 20-min ride, 17000W).
In the map below, the blue marker on left upper corner is the temple and the one in the right lower corner is the place of filming, it should not be too far from the temple according to the scale of the map.
The filming location is close to the one above, the blue marker in left upper corner is the temple and the right lower blue marker is this filming location, you can see it is not far from the one above.
“Dragon Peak位於發旺山頂(1,458米)，瑞士風格，有西餐廳、韓餐廳和可以欣賞高原風景的咖啡屋。這裏的雪景是所有滑雪場中最美麗的。周日還可以乘日出觀光纜車看東海日出。从Dragon Peak到發旺山山頂，修建了可以散步的山路，步行需要20分鍾。” （來源）這裡也是冬季戀歌的拍攝地。
The ski resort is Yongpyong Ski Resort. The resort is located at the bottom of this Parwang-san Mountain. And the building in the picture above is Dragon Peak. Dragon Peak is a cafe with restaurant on the top of Parwang-san Mountain, and there is cable car for viewing sunrise on Sunday. It is also the filming location for Winter Sonata.
용평리조트 스키장 官網 Official Website http://www.yongpyong.co.kr/
A drone taken video at the resort from FB, it is really pretty like the drama!!!
How to get there: Take bus from Dong Seoul Bus Terminal to Hoenggye (횡계) Bus Terminal, and then take taxi there, it will take around 9 minutes and about 8400W of taxi fee.