These clays really exist. There are pictures of them.
Lago Maggiore, IT
Romana, IT
Nurallao, IT
Furtei, IT
Laconi, IT
Bistrica and Savinja valleys, SLO
Lower Carniola, SLO
Central Croatia, HR
Karlovac, HR
Tolfa Mountains, IT
Lago d'Orta, IT
Mt Alto, Mt Amiata, IT
Vicenza, IT
Ardèche, FR
Grenoble, FR
Puisaye, FR
Mt Bisalta, IT
Pantelleria, IT
Castellamonte, IT
Camargue, FR
Sicilia, IT
Lecco, IT
Voghera, IT
Langhe, IT
Poirino, IT
Kent, GB
London, GB
Hampshire, GB
