The average density of Earth is 5,515 kg/m3. Because the average density of surface material is only around 3,000 kg/m3, we must conclude that denser materials exist within Earth's core.
Republic of Texas Biker Rally. Motorcycles parked under the Texas Capitol building in 2006. The Republic of Texas Biker Rally (R. O. T Biker Rally) is the largest motorcycle rally in Texas and the largest turnstile (ticketed admission) motorcycle rally in the United States. Similar events in Sturgis, South Dakota, and Daytona Beach, Florida, draw more attendees, but they are not ticketed events.
The gang was started in San Leon, Texas, in 1966. It's one of the largest outlaw motorcycle gangs in the United States, with about 900 members and 93 chapters, according to the FBI. The Bandidos has a membership of 2,000 to 2,500 people in the U.S. and in 13 other countries, according to the U.S. Department of Justice.