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- The word can mean the traditional Mexican musical ensembles, the lively mestizo music that they play, and the dance performed to it.
The instruments used by mariachis are the guitar, harp, vihuela (an early form of guitar), violin, and trumpet. Mariachis wearing costumes based on those worn by charros charro can be seen in the plaza Garibaldi, in Mexico City, where they are hired for parties, or to sing mañanitas or serenades.
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- The Argentinian president's official residence in the Plaza de Mayo in Buenos Aires. Its façade was painted pink as a sign of national unity by President Sarmiento in the nineteenth century, to symbolize the coming together of two opposing political factions, one of whose banners was red, the other white.