Describe a winter memory that makes you happy. What happened, and why do you treasure it?

I went to Jeju island since = for a youth camp when I was a = an elementary shcool student.
Although I can't exactly recall it now, it is a powerful experience so far. = recall it exactly, it remains a powerful memory.
I had stayed in a camp with my friends, that was my first experience without my family. = I stayed at a camp with my friends; it was my first experience away from my family.
The camp was strange at the first time, but it had gaved me new exciting endorhpin = gave me a new, exciting rush of endorphins.
We had chatted over a snack, and had enjoyed the girls night. = snacks and enjoyed a girl's night.
Also, I had rode a hourse, had went to the theme park, and had picked citrus fruits. = rode a horse, went to a theme park, and picked citrus fruits.
Of course, taking a boat was first experience for me = my first experience.
It is my old memories, so I forget it so far, before reading a question. = These are old memories, so I had forgotten them until I read the question.
I am happy because of recollection, and = to recall these memories and want to go to Jeju island again.

Thank you for reading! And I'm sorry to = for not attending today's class.
Now my school is last week to finish this semester, so I have to do anything. = Now it’s the last week of my semester, so I have many things to do.
See you tomorrow! Happy Monday!