According to legend, Spanish explorers believed that a fountain of eternal youth existed somewhere in the place we know today as Florida. In a poetic way, they were right. Beneath Florida lies the world’s largest known system of springs. These springs shelter strange life forms and dot the land above it with outlets of water that once was as pure as any found on this planet. This film premiered May 13, 2000.
expiredpublic53931333042249cove5393 Full Episodeunavailabledisabledshowfalse15106Mapping the Drought | Yosemite Web Exclusive An air observatory in California is mapping the health of every forest across the state. 2017-03-29 20:00:00http://www.pbs.org/wnet/nature/files/2017/03/Yosemite_drought_extra-480x270.jpg2365979413cove15097Pika Builds Nest to Survive Long Harsh Winter A close relative of the rabbit displays 'haying' behavior. 2017-03-29 20:00:00http://www.pbs.org/wnet/nature/files/2017/03/mezzanine_872-480x270.jpg2365977924cove