In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.

Sentence1: Amy and her friends wanted to get away. Sentence2: They decided to drive for a whole day and see where they ended up. Sentence3: They took a lot of photos along the way. Sentence4: When they were through driving, they wound up at a national park.
They decided to go exploring through it.