His photos appear frequently in National Geographic magazine. With the towering basalt columns of the Isle of Staffa still looming overhead, ace Zodiac driver David Cothran gave me a gift.

Here among the towering basalt columns, the visitor stands inside ... eating back into the island of Staffa to hollow out the cave that is now over 200 feet [60 meters] in extent.

Those rows upon rows of columnar basalt columns are hard to miss and the name Staffa comes from the Old Norse word for stave, as the stone pillars reminded them of the upright wood beams used to ...