Since 1999, Denali has remained the premium package for GMC vehicles. Step inside the cabin of a Sierra, Acadia, Yukon, or Terrain Denali, and youâll experience first-class appointments, control the latest technology, and have peace of mind knowing available advanced safety features surround you. Denali is the pinnacle of what it means to be Professional Grade.
The Mariana Trench is 1,580 miles (2,542 kilometers) long â more than five times the length of the Grand Canyon. However, the narrow trench averages only 43 miles (69 km) wide. Because Guam is a U.S. territory and the 15 Northern Mariana Islands are a U.S. Commonwealth, the United States has jurisdiction over the Mariana Trench.
Confidence votes 66. Its average depth is 4,637 meters (2.8 miles). It is home to the deepest known point in the ocean-the Mariana Trench off Guam-which plunges to a depth of about 10,924 meters (nearly 7 miles).Because of the depth of the Pacific Ocean, tsunamis (huge waves created by earthquakes) can reach speeds of 750 kilometers an hour, the same velocity as a jet airplane.eal Deep ;)  Actually, it can get to 35,838 feet. That's how deep Challenger Deep in the Marianas Trench off the Marianas Island in the Pacific Ocean gets. The U.S. Navy su â¦ bmersible Trieste reached it in 1960. That's about a mile deeper than Mount Everest is high.