A slip (also sometimes called a scoop, scraper, or road scraper) was the common implement for moving dirt when doing such things as digging ponds or making fills where large volumes of dirt were needed.
RIO GRANDE. The Rio Grande rises in Rio Grande National Forest, San Juan County, Colorado (at 37Â°47' N, 107Â°32' W), as a clear, spring and snow-fed mountain stream 12,000 feet above sea level. Its origin is at the Continental Divide in the San Juan Mountains.
The Rio Grande is a major river found in the Southwest. It forms the natural border between the United States and Mexico. It is almost 1,900 miles long and empties into the Gulf of Mexico.he Grand Canyon is considered one of the seven natural wonders of the world. It is located in Arizona and was carved by the Colorado River.