Guspini

• The Montevecchio Mine

Arbus

• The Ingurtosu Mine

Iglesias

• The San Giovanni Mine
• The Campo Pisano Mine
• The Monteponi Mine
• The Nebida Mine
• The Grotto of S.Barbara
• The Masua Mine

Santadi

• The Grottoes Is Zuddas

Domusnovas

• The Grotto of S.Giovanni

Fluminimaggiore

• The Grottoes of Su Mannau