It looks like summer. They wore short clothes.
I can see the restaurant on the first floor.
CIAO means hello in Italian.
So, it looks like Italy. = So, I think they are in Italy.
Some of people are enjoying their meal and they can feel the active mood from tourists. = Some people enjoy their meal and can feel the active mood of tourists.
I can see red signboards. A lot of restaurants use red signboards in Korea.
So, It looks like the street for food.
I can see the buildings on the both side of the street. = I can see the buildings on both sides of the street.
If you're a tourist, you can find a lot of stores for souvenirs. = If you're a tourist, you can find many stores for souvenirs.

Great job, Misong! There are only a few minor corrections, but they don't change the meaning of what you're trying to say.