Various city's lifelines, water, sewerage ,gas, electricity and others, have set at the bottom of the urban road. Similarly, many roots of trees have spread in the ground of the forests.
a portion of the road suddenly sank in at Hakata on Nov. 8, 2016 source: Asahi Shimbun
This photograph was taken by the old camera using the CCD image sensor.
It is said that the CCD image sensor outputs rich picture than the current CMOS image sensor.
May be, maybe not.