Getting very close to the end of the walk now, Fort Michilimackinac, now a historical park, can be seen on the shore.
...on my left, Lake Huron.  Hydrologically, Lakes Michigan and Huron should be considered a single lake.
Approaching the Lower Peninsula.  On my right is Lake Michigan...
Past the south tower.
The middle two lanes of the four-lane bridge are grates, which reduce the effect of wind on the bridge.  During the walk, you can look down through the grating and see the lake far below.
Now past the halfway point.  The bridge is nearly 200 feet above the water at its center, but the grade is so gentle that you hardly even notice you're walking uphill for the first half of the walk.
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Past the north tower.
The north tower, seen from almost directly below.
Nearing the north tower.
...on my left, Lake Huron. Hydrologically, Lakes Michigan and Huron should be considered a single lake.
a single lake." href="javascript:openLB(42340312,'',XLarge,'',800,600);">...on my left, Lake Huron.  Hydrologically, Lakes Michigan and Huron should be considered a single lake.
...on my left, Lake Huron. Hydrologically, Lakes Michigan and Huron should be considered a single lake.
See photo in original gallery.