TOOLS THROUGH TIME

Great kivas like Casa Rinconada served not only as meeting places for ceremonies, but also as astronomical symbols. Precisely aligned with the cardinal directions , the rounded shape mimics the sky overhead, uniting the world above with the world below.

Photo: NOAO/AURA/NSF   Not far away, at the Kitt Peak National Observatory near Tucson, Arizona, this domed telescope also serves to unite the world above with the world below.

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