Rubble mountains. One can only imagine the sound of a rubble mountain under 'construction'. Rubble mountains are everywhere, under your feet, under buildings; they are underground mountains. What is anything we call ground but some form or rubble, of various sizes, 'destroyed'particles, aggregates of something else reconstituted as a new landscape.
Berlin's Teufelsberg is the largest rubble mountain in the city. I am walking up to the top and observing the activities found there. Listen:
Skies over rubble mountains. I am listening to the radio. Listen:
Tubes beneath rubble mountains. The U-Bahn. Listen: