Námafjall Geothermal Area

Large, colorful geothermal field with boiling mud pots, solfataras, sulfur deposits. Once important mine of sulfur for medieval Europe.

The old Persian turquoise mines near Nishapur

Ancient, more than 2000 years old mines of turquoise, considered to provide the best quality turquoise in the world. Mine is closed now.

Kashmir sapphire mines: source of the best blue sapphire

Now legendary, abandoned sapphire mines where the best sapphire in the world was mined.

Rota Latte Stones Quarry (As Nieves Quarry)

The original quarries for the unique megaliths of Marianas – latte stones. Here are found the largest latte stones – up to 7.6 m long.