1). I needed to travel to my business ,I chooses to fly ,because traveling by train takes a lot of time
2)Last summer I traveled through the sea ,I felt bad and sick.So I didn't enjoyed journey.
3)we saw Pacific Ocean ,we passed through and went to the far east .It was a pleasant journey ,I will write the story about it
4)Lake Baykal Is very deep , boats need to be situated very deep in order to touch the bottom .Lake Baykal is also famous for its beauty