Barns, rooftops and furrowed earth are reduced to broad geometric planes of color in "Red Soil" (1924) by Oscar Bluemner.

WSJ: Nature in America | A Landscape in Evolution | By Barrymore Laurence Scherer

Its database contains 722 color-coded seat maps for planes from 95 airlines, which have been compiled with the assistance of more than 45, 000 flier reviews.

CNN: STORY HIGHLIGHTS