the burn nard and audrey rappaport foundation's the john d. and kathlyn t. macarthur foundation committed to building a more just and peaceful world. more inference and the macfound.world. barbara g. fleischmann and our sole corporate sponsor, mutual of america designing customized individual and group retirement products. that's why we're your retirement company.

the bernard and audrey rappaport foundation, the john d. and katherine t.rthur foundation, committed to building a more just, verdant and peaceful world. more information at macfound.org. and gumowitz, the betsy and jesse fink foundation, the hkh foundation, barbara g. fleishmann, and by our sole corporate sponsor, mutual of america designing customized individual and group retirement products. that's why we're your retirement company.

the burn nard and audrey rappaport foundation's the john d. and kathlyn t. macarthur foundation committed to building a more just and peaceful world. more inference and the macfound.world. barbara g. fleischmann and our sole corporate sponsor, mutual of america designing customized individual and group retirement products. that's why we're your retirement company. we had to shoot this sequence on september 16, 1968, on a i was interested in, more than crew standing around at the rata relationship offscreen is scene in durango, we already rehe that the shadows on the closerm. so you say, "it's only [ horse neighs ]on film. a normal speed is 24 frames, s

the burn nard and audrey rappaport foundation's the john d. and kathlyn t. macarthur foundation committed to building a more just and peaceful world. more inference and the macfound.world. barbara g. fleischmann and our sole corporate sponsor, mutual of america designing customized individual and group retirement products. that's why we're your retirement company. [uplifting music] ♪ burkhardt: indiana, most of it's flat as a pancake, but southeastern indiana has rolling hills and forest and the blue river. - blue river is a real gem. there are-- there are so few of these rivers left. burkhardt: bubbling up from underground streams, it runs clear and cold for 100 miles. and a great diversity of plants and animals live along its banks. 100 species of fish and 30 kinds of freshwater muscles live in the blue river. some of the muscles can live to be 70 years old. - around 45% of the world's indiana bats come here each year to hibernate from hundreds of miles away. we have the hellbender salamander. we've got a two-foot-long salamander, the largest salamander in