Illustrations:
Druids: https://bit.ly/3IMi9x1
Sidney Richard Percy - On the road to Loch Turret, Crieff: https://commons.wikimedia.org/wiki/File:Sidney_Richard_Percy_-_On_the_road_to_Loch_Turret,_Crieff_(1868).jpg
James Giles - A View of Lochnagar: https://www.rct.uk/collection/405006/a-view-of-lochnagar
Horatio McCulloch - A View of Loch Lomond: https://commons.wikimedia.org/wiki/File:McCulloch_Horatio_Loch_Lomond.jpg?uselang=en#Licensing
William Beattie Brown - Coire-na-Faireamh in Applecross Deer Forest Ross-shire: https://www.royalscottishacademy.org/artists/451-william-beattie-brown-rsa/installation_shots/
Sidney Richard Percy - Loch Coruisk, Isle of Skye, Scotland: https://en.m.wikipedia.org/wiki/File:Sidney_Richard_Percy_Skye_1874.jpg
Peter Graham - Wandering Shadows: https://www.nationalgalleries.org/art-and-artists/4982/wandering-shadows
Royal Hunt: https://bit.ly/497spus
Curtis's Botanical Magazine - Rhododendron: https://commons.wikimedia.org/wiki/File:Rhododendron_harrovianum_136-8309.jpg
Metropolitan Museum of Art - Highland Family: https://bit.ly/43vCe4b
Smokestacks: https://bit.ly/3TLCglb
State Library Victoria - Fern Gatherers: https://www.lookandlearn.com/history-images/YLV1048897/Fern-Gatherers
Henry Bradbury - The Ferns of Great Britain and Ireland: https://digitalcollections.nypl.org/items/510d47dc-97ad-a3d9-e040-e00a18064a99
Charles Sillem Lidderdale - The fern gatherer: https://commons.wikimedia.org/wiki/File:Charles_Sillem_Lidderdale_The_fern_gatherer_1877.jpg?uselang=en#Licensing