What do you do with more than 300,000 square feet of abandoned limestone mine? Turn it into an indoor (actually, “underground”) bike park, of course.
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Three engineering students from Chile have designed what they claim is the world’s first “unstealable bike.” The Yerka Project, currently in the prototype stage, is a bicycle that converts into its own lock. If a thief breaks through the lock, the frame would then be broken, rendering the whole contraption useless to the bike snatcher.