the 400-year-old sitka spruce is actually multiple living trees in one.ral branches have sprouted into whole trees. >> a huge, beautiful structure, almost unique in the world. it's certainly the largest in the world. ray and his wife, ma, think the freaky forest would make a great roadside attraction, so they buy the property and move to the middle-of-nowhere northern california to run the odd business. but it won't be easy getting money to grow on these trees. >> someone could have gotten hurt. >> oh, totally. >> here's a "strange inheritance" quiz question. the answer after the break. ♪ >> so, coast redwoods belong to the species sempervirens, which is latin for what? it's c -- "always living." redwoods are known for their incredible ability to adapt and survive, sometimes in bizarre fashion. ♪ >> in 1946, ray and mary lee thompson open a natural roadside attraction filled with corkscrew tree roots and branchy abnormalities called trees of mystery along highway 101 in northern california. even ripley's believe it or not is awed by the park's bizarre red