Dr. Dick Buscher

The national park is full of steaming vents, snowy trails, diverse wildlife, colorful wildflowers and heavenly night-sky views.

The world's richest quarry of dinosaur fossils is located in the American West, at Dinosaur National Monument.

Arresting features rise above the plains.

Learn about strange, symbiotic organisms.

Giant sequoias and redwoods are towering sights.

Stunning peaks create otherworldly atmosphere.

These desert giants boast their own bouquets.

Strange rock coating isn't fully understood.

Sturdy granite makes up mountain peaks and famous natural structures.

This native of Central America became a symbol of the winter holidays.

These icons of the American grassland prairie are important for maintain these ecosystems.

Color erupts when spring comes to desert.

See salt flats & wandering rocks.

Escaping gas creates belching mudpots.

Birds, gators and crocs in shallow wetlands.

See steep cliffs, unique animals and world-famous diving.

Peek into Earth's best-preserved impact crater.

Natural springs revered by ancient cultures.

See where this American icon spends its winters.

Lions, leopards, cheetahs in South African Park.

Arizona's Grand Falls are dry most of the time. But during spring runoff, the water runs like chocolate.