Meghalaya's Living Bridges – Incredible India by dm_50ac6337ca078
In North-East India, in The Land Of Clouds, people have found an ingenious natural solution to the challenge of crossing a torrential flood river. Conventional bridges would be swept away, so they have devised a kind of slow organic joinery.
I sometimes describe Rowley Gallery picture-frames as slow frames, but 500 years to build a bridge makes them seem instant!