The old rock-on-the-chest-pounded-with-a-sledge-hammer routine is a popular one in strongman lore but here’s a whole new twist: “The Amazing Samson” Alexander Zass has a thick stump split residing on his noggin split with the hefty swing of an axe. This one is no walk in the park no matter how you slice it. You’d have to be pretty sure of yourself even just to try it. — I’m certainly impressed.