Campbell Jeff McLane/LA Louver hide caption

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"Market Symphony" is a new audio installation at the National Museum of African Art in Washington, D.C. The exhibition layers sound from a market in Lagos, Nigeria. The speakers are installed on enamelware trays which are often used in markets. Courtesy of the National Museum of African Art hide caption

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Singer-songwriter Walter Martin. Sebastian Kim/Ile Flottante Music hide caption

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The Knoedler & Company art gallery, shown here in 2010, had been in business since before the Civil War. The gallery permanently closed its doors in 2011. Paul Goguen/Bloomberg via Getty Images hide caption

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Jae Rhim Lee models her mushroom burial suit at the TED conference. James Duncan Davidson/TED hide caption

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Before it moved to the Museum of Fine Arts, Frida Kahlo's Dos Mujeres (Salvadora y Herminia) belonged to the family of American industrialist Jackson Cole Phillips, who purchased it from Kahlo in 1929. Museum of Fine Arts, Boston hide caption

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Clockwise from top left: French copper pate mold circa 1870, potato steamer c. 1950, poacher for turbot fish c. 1960, Earthenware tripiere pot c. 1920, terracotta toupin for simmering stews and soups from c. 1940. Courtesy of The Culinary Institute of America hide caption

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Llapingacho is one of Marcella Kriebel's favorite recipes from her travels. It is an Ecuadorian cheese-stuffed potato pancake. Juxtaposed is causa, a Peruvian dish of layered potato, shrimp and avocado. Marcella Kriebel hide caption

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"Cities are meant to be for people. They are meant as places for people to come together." — Amanda Burden James Duncan Davidson/TED hide caption

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This platinum-engraved sapphire disk, part of a set illustrating Earth's biodiversity, will be housed in the Earth Chamber of the MoonArk. It's designed by Mark Baskinger with Matt Zywica, Maggie Banks, Christie Chong, Bettina Chou, Adella Guo, Natalie Harmon, Deborah Lee, Deniz Sokullu and Carolyn Zhou. Courtesy of The Moon Arts Project hide caption

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The Townhouse Gallery of Contemporary Art in Cairo featured a project by artist Mohamed Allam titled "My Nineties: A Panorama of Collective Memory Televised" in April 2013. Marwa Morgan / Demotix/Corbis hide caption

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