CALIFORNIA HIKER Grant Grove Trail. Photo by California Hiker. King's Canyon: Grant Grove Grant Grove houses the General Grant Tree, which is the Nation's Christmas Tree. The General Grant is the third largest tree in the world. It has been designated a National Shrine, the only living memorial to Americans who died in war. Signs describe many of the features along this 1/3 mile, paved trail, including the historic Gamlin Cabin and the Fallen Monarch Official Website: Kings/Sequoia Have a look at my hiking photos. Photos and Graphics by California Hiker. Please do not take!