TIL a guy called Frank built a wall along the Alpine Fault in the South Island of New Zealand to test if the earthquakes are small and often or big and rare. It hasn't moved a millimeter in 64 years.
https://www.nzgeo.com/stories/the-wall-that-frank-built/
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1wwhazj/til_a_guy_called_frank_built_a_wall_along_the/