In order to better understand a difficult text, don't look for long details. Look for bold words and captions.
"<span>The day was crisp, and the leaves were turning gold and red." = Fall
"</span><span>white-tailed buck" = Fall</span>
You need to show the story because it doesn't say the story
No all the passage are not grammatical and logical
Exploration is a noun so it can be used in many sentences but here is one:
The <u>exploration</u> of mountain caves was very dangerous.