- Rock - Pioneers, Genres, Legends | Britannica
Rock history can thus be organized around both the sound of cities (Philadelphia and Detroit, New York City and San Francisco, Liverpool and Manchester) and the spread of youth cults (rock and roll, heavy metal, punk, and grunge)
- Rock Music Portal | Britannica
Rock's origins lie in rock and roll, a new form of American popular music in the 1950s that was personified early on by Elvis Presley Other successful rock singers, musicians, and groups include Eric Clapton, Jimi Hendrix, the Beatles, Tina Turner, Led Zeppelin, Courtney Love, Bob Dylan, and Patti Smith
- Rock | Definition, History, Artists, Songs, Facts | Britannica
Rock is a form of popular music that emerged in the 1950s and that by the end of the 20th century was the world’s dominant form of popular music It originated in the United States and spread to other English-speaking countries and across Europe in the 1960s
- Rock | Definition, Characteristics, Formation, Cycle, Classification . . .
Rock, in geology, naturally occurring and coherent aggregate of one or more minerals Such aggregates constitute the basic unit of which the solid Earth is composed and typically form recognizable and mappable volumes The three major classes of rock are igneous, sedimentary, and metamorphic rock
- Rock Island | Mississippi River, Quad Cities, Fort Armstrong | Britannica
Rock Island, city, seat (1833) of Rock Island county, northwestern Illinois, U S It lies on the Mississippi River (bridged to Iowa) at the mouth of the Rock River and opposite the island for which it was named
- rock summary | Britannica
rock, In geology, a naturally occurring and coherent aggregate of mineral s The three major classes of rock— igneous, sedimentary, and metamorphic —are based on the processes that formed them
- Rock Springs | Fossil Fuel, Mining, Cowboy Town | Britannica
It was in Rock Springs that the outlaw Butch Cassidy (Robert LeRoy Parker) held a job in a butcher’s shop and derived his adopted nickname, Butch Soda ash (from nearby trona deposits), oil, natural gas, and livestock are the economic mainstays
- Rock of Gibraltar | ridge, Gibraltar | Britannica
The Rock of Gibraltar is considered one of the two Pillars of Heracles (Hercules); the other has been identified as one of two peaks in northern Africa: Mount Hacho, near the city of Ceuta (the Spanish exclave on the Moroccan coast), or Jebel Moussa (Musa), in…
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