U can grill
Grills are surprisingly nice. They actually have adjustable grilling height. But no, there aren't many, so don't just assume they will be open.
Yes you can
Yes
Grills are available but i would bring my own because they get taken up fast
Grills are available for reserved picnic areas and also by "first come first served" grilling picinic areas.
There are grills at the park to cook
Yes, you can cook.
Yes , i saw some people cooking.
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