Pittore Milanese

Geologists viewing the reef in front of Fingal's

Geologists exploring the basalt formations on Staffa, 1822

Basaltic mound called the Stone of St. Blaise

Geologists studying the eastern side of the Giant's

Cluster of basalt prisms near St Sanduox, 18th century

Basalt columns about four miles north of Giant's Causeway

Geologists exploring the volcanic cirque of Ashna-cregs

Geologists studying the western side of the Giant's

Basalt causeway at Beaume bridge, Vivarais, France

Stolpen Castle, Saxony, Germany, built on a basalt mass

Basalt promontory Youm-Bournon on the Black Sea

Basalt confirurations in the Gavinello Valley