The Ballard Locks in Seattle Wa.
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Added: 3 years ago
From: bigtank2185
Views: 1,066
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  • The levels are kept higher so that water flows from the lakeside towards the bay. This keeps the salt water from the bay flowing inwards. I learnt this last week when I saw the lock on a visit. Fascinating ~

    hodybenky 1 year ago

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