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Cross-section diagram of a 'Maulwurf system' underground dwelling beneath a city, showing geological layers and rooms.

Cross-section diagram of a 'Maulwurf system' underground dwelling beneath a city, showing geological layers and rooms.

Educational cross section diagram of the ground under a city. On the surface are houses, streets and trees. Underground there is a large organized tunnel network called a "Maulwurf system" with many round tunnels and chambers where people live. Small rooms, corridors and lights inside the tunnels. Clean scientific illustration style, geology cross section layers of soil, labeled educational poster style, bright colors, very clear, school textbook diagram. Voir plus

#educational #geology #diagram

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