Join our scientist Paul Kenrick on his journey to the Outer Hebrides to find this striking, banded rock. A flight on a small plane and a beach landing The journey to find the rock starts in Scotland ...
From here, you can take a ferry to the Outer Hebrides, Inner Hebrides and Argyll & The Isles and Mallaig, which connects to Skye. The main highway that runs through Oban (AB16) connects with A85 ...