If you want to talk about absolute, unadulterated grit, you have to talk about Karl Bushby.
Most people on a bad day dream of walking away from it all. In 1998, this bloke actually did it—and he hasn’t stopped walking since.
Karl Bushby is a former British Army paratrooper from Hull who is currently on the cusp of completing the Goliath Expedition

 This 28-year, 36,000-mile odyssey aims to make him the first human in history to walk an unbroken path around the world.
He set out from Punta Arenas at the southern tip of Chile with two unbreakable rules:
 1. No using transport of any kind to advance. Every single mile must be achieved under his own power.
 2. He cannot return home to Britain until he arrives there on foot.
He didn't start this journey with massive corporate sponsorship or a high-tech support crew. He began with five hundred dollars, paper maps, and a small trailer he pulls behind him.

The Incredible Challenges of the Goliath Expedition
What makes Karl’s story so deeply compelling isn't just the distance; it’s the sheer madness of the obstacles he has faced and broken through. When geography and politics said *stop*, he just found another way to move his legs.
 The Darién Gap: He survived the lawless, roadless jungle between Colombia and Panama, navigating lethal swamps, drug cartels, and rogue militias.
 

Crossing the Bering Strait on Foot:

In 2006, he did what many deemed suicidal. He walked and swam across the semi-frozen, shifting ice sheets from Alaska into Siberia. He became the first modern explorer to cross the Bering Strait on foot, only to be promptly arrested by Russian authorities for entering without an official border post.
 

Swimming the Caspian Sea:

Blocked by geopolitical visa dead-ends, he couldn't walk through Iran or back into Russia. His solution? He spent 31 days swimming nearly 180 miles across the Caspian Sea from Kazakhstan to Azerbaijan just to keep the continuous line of his path alive.

 The Loneliness of the Long-Distance Walker

The world record walk was originally supposed to take twelve years. Instead, it has taken nearly three decades of visa bans, political minefields, extreme isolation, and Siberian winters dropping to minus fifty degrees. He has stitched his own wounds, gone hungry, and spent a lifetime in motion.
Yet, Karl often says the journey has shown him the absolute best of humanity. From the Andes to the Caucasus, strangers have fed him, sheltered him, and kept him alive.

Karl Bushby’s Final Hurdle: 

The English Channel
Karl is currently walking across Europe, agonizingly close to the finish line in Hull. But true to form, the world isn't letting him walk home easily.
Just recently, Eurotunnel officially rejected his request to walk through the Channel Tunnel service lane due to critical safety and operational disruptions. True to the spirit of the last 28 years, Karl’s response was immediate: *If I have to swim the English Channel to get home, I will.

That is what destiny looks like when you refuse to let anything break your stride.
What do you think of Karl Bushby's journey? Is he a visionary showing us the absolute limits of human endurance, or is there a fine line between dedication and madness?