Pom-pom pyramids? Kids' stuff! When it comes to building sky-high human towers, who could ever match the skill and heroism of the castellers—or castle builders—of Catalonia, Spain? Nadie! Nobody! These colorful climbers have only one rival: They know it as la gravidad. You know it as gravity. Watch them contend with it in the video clip below.
Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.