While precious summer hours are slowly ticking away, fall-like weather may be nice enough to get outside on the weekends for weeks yet. In case you weren't paying attention, fall returns on Sept. 22.

Add Yahoo as a preferred source to see more of our stories on Google. While precious summer hours are slowly ticking away, fall-like weather may be nice enough to get outside on the weekends for weeks ...

While precious summer hours are slowly ticking away, fall-like weather may be nice enough to get outside on the weekends for weeks yet. Are waterfalls on your list? What about caves? If they aren't, ...