The Grand Canyon is located in Arizona.
Ida Tarbell wrote an investigative report for McClure's<span> (magazine) on Standard Oil's business practices (John. D. Rockefeller). Ida Tarbell was an author and journalist. She was a famous "Muckracker". </span>
Auschwitz-Birkenau was the first camp
Answer: What parts of Spain speak Castilian?
Today, modern Castilian Spanish is spoken in central and northern Spain, most notably in Castile, Madrid and Salamanca. The regions that speak Castilian Spanish are proud of their accent, because it is regarded as the best kind of Spanish that one can speak.
Explanation: