A 1909 panorama of Tulsa, Oklahoma.

A 1909 panorama of Tulsa, Oklahoma. Tulsa was first settled during the 1830s by the Creek Native American tribe. Shortly before Oklahoma's statehood on November 16, 1907, oil was discovered nearby and the city played a major role as one of the most important hubs for the American oil industry, eventually giving the city the nickname "Oil Capital of the World".

Palais Garnier Grand Staircase

The Grand Staircase of the Palais Garnier, a 2,200-seat opera house in Paris, France. A grand landmark designed by Charles Garnier in the Neo-Baroque style, it is regarded as one of the architectural masterpieces of its time. The building was completed in 1874 as a replacement for the Théâtre de l'Académie Royale de Musique, which had been destroyed in a fire the year before.