Hyperion, certified by Guinness World Records as the world's tallest living tree, is officially off-limits to visitors. California's Redwood National Park issued a statement last week that anyone who ...

According to the American Forestry Association, the Owensboro sassafras has been a "tree champion" since 1956.

Trees tower over Iowa as living landmarks, signs of resilience, history and ecological importance. The Big Trees of Iowa program, created by the Iowa Department of Natural Resources Forestry Division, ...

Michigan is home to seven of America’s largest trees. They’re known as national champions. One stands beside a curb in Allegan County. Another towers over a home in Berrien County. Some are in the ...