Description
Run in the wildlands! Limestone Canyon is located on the historic Irvine
Ranch. Its rare biological & geological features designate it as a
National Natural Landmark by the U.S. Depart. of Interior and is the
first California Natural Landmark. Limestone Canyon, is in a
Mediterranean Climate Zone which only occurs in five places in the
world. This climate zone occupies less than 2% of the Earth's surface,
but host 20% of the plant & animal species known to exist in the
world.