On January 11, 1908, our 26th U.S. President, Theodore Roosevelt declared the Grand Canyon a national monument. President Roosevelt was remarkable in his foresight. He knew the historical, ecological, and recreational value of the site. Find out for yourself. Take the U.S. National Park Service’s Virtual Tour of the Grand Canyon and discover the wonders that archeologists, naturalists, and hikers experience when they move through the park.
- Learner.org has great interactives. One in particular, the Rock Cycle, is appropriate for today.
- The United States Geological Survey has been digging up all kinds of rock-related information since 1879. The USGS is aware that sudden movements of rock along fractures in the earth can cause lots of trouble. The USGS also knows a thing or two about fossils. While visiting the USGS site, be sure to take a peek at the US Mineral Browser.
- Look through the Windows to the Universe and glance at Rocks and the Rock Cycle.
- What’s the difference between a rock and a stone? There seems to be any number of opinions on the topic. English Language and Usage, a collaboratively edited question and answer site for people who love the English Language, provides an interesting selection of answers to the question.
- Looking for big rocks? Take a gander at Mt Augustus, Uluru, and Stone Mountain.
- The San Diego Natural History Museum‘s exciting Finding Fossils site rocks!
Life Is a Rock (But the Radio Rolled Me) a ginchy 1974 song by a very talented group of studio musicians called Reunion (Joey Levine, Marc Bellack and Paul DiFranco ), isn’t really about anything sedimentary, igneous, or metamorphic but the tune is entertaining and quite catchy.
This wonderful video comes to Preclectic via abmcw’s most excellent Youtube Channel.