Yes, it's a nice place to cool off after a hike. I recommend buying the book WEEKEND WALKS IN RHODE ISLAND. You can find it at REI and hiking the Pachaug Trail as laid out in that book. It's about 8 miles but you can do a shorter one if you'd like.
Yes it is a good place for both also fishing.
Yes it is it's beautiful there
Yes, there are hiking trails right near the beach.
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