根据给出的信息写篇短文。
Who: David, his family
Where: the US
What: be on a vacation, visit the museum, see a movie, ride horses, go to the park
When: last summer
How: interesting, relaxing, have a good time
David went on a vacation with his family last summer. They went to the us. They visited a museum first, and then they saw a movie in the evening. The next day, they went to a park to ride horses. They thought that was very interesting. They were very