the.com/coastline
a measurement that gets longer the closer you look — math's favorite practical joke
infinite edgeSmaller rulers yield longer coastlines, approaching infinity
fractal natureMandelbrot used coastlines to define fractal dimension
border disputeNations report wildly different lengths for shared coasts
erosion engineWaves redraw the line grain by grain, daily
longest claimCanada's coast stretches over 200,000 kilometers