Free entrance to U.S. National Parks on President's Day

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WASHINGTON (WSLS 10) - The National Park Service is celebrating President's Day by letting you enter more than 400 parks for free.

Entrance fees will be waived at the 120 national parks that normally charge an entry fee ranging from $3 to $30.

Only a third of the national park sites charge entrance fees.

The fee waiver includes entrance fees, commercial tour fees, and transportation entrance fees.