Every Labor Day, tens of thousands of people lace up their shoes and walk five miles of steel suspended 200 feet above churning water.
That's the Mackinac Bridge Walk, and for most folks it's a party.
But for a surprising number of Americans, the Mackinac Bridge isn't a tourist attraction at all — it's a genuine phobia with its own nickname.
They call it gephyrophobia: the fear of bridges.
And the Mighty Mac, as locals call it, sits right at the top of the terror list.
It stretches roughly five miles between Michigan's Upper and Lower Peninsulas, making it one of the longest suspension bridges in the Western Hemisphere.
When the wind picks up, engineers have measured the deck swaying several feet side to side.
Here's the part that shocks people: the Mackinac Bridge Authority actually offers a service for terrified drivers.
Call ahead and a staff member will drive your car across for you while you sit in the passenger seat, eyes closed if you want.
Officials have said hundreds of people use the escort service every year.
Some won't even look out the window until they're back on solid ground.
For starters, you're driving on a metal grating in the outer lanes, and you can see straight down to the water through the gaps.
High winds force officials to impose speed limits, and in extreme conditions they've closed the bridge entirely.
Add in the sheer length — five miles with no exit, no shoulder, no turning back — and you've got a recipe for white-knuckle panic.
In 1989, a woman named Leslie Pluhar was driving across when a gust reportedly lifted her car and flipped it.
She survived, but the story spread like wildfire and got attached to the bridge's reputation.
Whether or not every detail holds up, it cemented the Mighty Mac as a place where the wind does not mess around.
Engineers insist the bridge is safe — it was built to flex, and constant inspections keep it that way.
But psychology doesn't care about engineering reports.
For a driver with a racing heart, five miles feels like five hundred.
Somebody in the next lane is gripping the wheel with both hands and praying.
And somewhere in Michigan, a bridge worker is getting a phone call from someone who just can't do it alone.
The Mighty Mac is an engineering marvel and a piece of American history.
Final Thoughts
It's also a reminder that fear doesn't follow logic — and that sometimes the bravest thing you can do is hand over the keys.