Mary Island

State park in Alexandria Bay, United States
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Mary Island State Park is a 13-acre state park located in the St. Lawrence River in Jefferson County, New York. The park is situated in the Town of …

Frequently asked questions

Q:
Who needs a boating safety certificate?
A:
Anyone operating a Personal Watercraft (JetSkiâ ¢, Wave Runnerâ ¢, etc.) must have a boating safety certificate, and be at least 14 years...
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