The tree with the largest trunk girth on earth. El Árbol del Tule, located in the town of Santa María del Tule in the Mexican state of Oaxaca, is a magnificent cypress tree with an impressive circumference of over 42 meters (137.8 ft), equating to a diameter of 14.05 m (46.1 ft). The height is more difficult to measure due to the very broad crown, but it is reported to be … [Read more...] about This Tree in Mexico Has the Thickest Trunk in the World, Supporting a Crown the Size of Almost Two Tennis Courts