What is the significance and structure of a stupa?

The stupa (“stupa” is Sanskrit for heap) is an important form of Buddhist architecture, though it predates Buddhism. It is generally considered to be a sepulchral monument—a place of burial or a receptacle for religious objects. At its simplest, a stupa is a dirt burial mound faced with stone.

Explanation:

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I dont know the answer. and the person on top of me was wrong so just try

"Stupas. The basic structure of a stupa is a square foundation with a rounded dome, but each part of the structure has a symbolic meaning. The foundation, for example, represents the earth, the dome symbolizes water, and 13 steps symbolize the process of enlightenment and the element of fire."

Explanation: dont blame me if its wrong. better to try than copy paste the top persons answer.

photography had emerged as an elite art pursued by a few creative individuals for a few wealthy patrons. but now, said bauldelaire, it was succumbing to "the great industrial madness of our times." it was becoming a mass production industry that catered to middle-class tastes, including a taste for gadgetry. the stereoscope, the first 3d imaging system, had turned looking at photographs into parlor entertainment. a "thousand hungry eyes were bending over the peepholes of the stereoscope as though they were the attic-windows of the infinite.

trying using google im so sorry