Physical Assattha, a Bodhi tree under which Buddha is supposed to have been enlightened, at Bodh Gaya, India the General Grant tree, the official Christmas tree of the United States, a giant sequoia, in Sequoia National Park, California, USA the General Sherman tree, the world's largest tree, a giant sequoia in Sequoia National Park, California, USA the Gernikako Arbola, an oak representing the Basque people, at Guernica, Basque Country, Spain the Tree of Hippocrates, the plane tree under which Hippocrates is supposed to have taught, on the island of Kos, Greece Kiidk'yaas, a rare golden spruce sacred to the Haida, on Haida Gwaii (Queen Charlotte Islands), British Columbia, Canada Liberty Tree at Boston, Massachusetts Major Oak, an ancient oak in Sherwood Forest, Nottinghamshire, England Merlin's Oak at Carmarthen, Wales Methuselah, the oldest known living organism (approximately 4,700 years), a bristlecone pine in California Tyburne Tree, the gallows for London Mythological and religious Tree of Knowledge (Christianity and Judaism) Tree of Life (Christianity and Judaism) Yggdrasil (Norse religion) Fictional Avendesora and Avendoraldera from Robert Jordan's The Wheel of Time The Giving Tree, in the book of that title by Shel Silverstein The One Tree from Stephen R. Donaldson's Chronicles of Thomas Covenant White Tree of Gondor from The Lord of the Rings by J.R.R. Tolkien Telperion and Laurelin, the Two Trees of Valinor, from The Silmarillion by J.R.R. Tolkien