Is there a admission fee to get in?

$11 adults $10 seniors (62+) $9 students Kids under 5 free

Are leashed dogs allowed?

Yes

Yes is a fee. Don't remember how much

11 adults $10 seniors (62+) $9 students Kids under 5 fr

If I remember correctly it's 11.00 per person

Yes, you have to go online and visit their website

Yes, but I don't remember how much they charge, it's not much