Claystove with a bench in a half-timbered house in Northern Germany
new half-timbered wall infilled with clay / Neue Fachwerkwand mit Lehmausfachung und Sumpfkalk Anstrich
half-timbered wall infilled with clay / Fachwerkwand mit Lehmausfachung
rammed earth wall, vallée de la Saône
rammed earth wall, Nord-Isère
Quaternary clay in Estonia (400 000 years old)