2008-04-15 13:16 Coolcaesar 1896×1466× (1347105 bytes) A [[blue]] [[raised pavement marker]] seen at the Flamingo site in [[Everglades National Park]]...
street railway service in Portland, Oregon" from, - The Modern Cemetery, volume IV, number 2, April 1894 - (IA moderncemetery3418unse) (page 172 crop).jpg...
Prague Beltway. Prague Beltway, exit 3 (Vestecká spojka). A blue raised pavement marker (a road stud). Date 18 September 2010 Source Own work Author...
Patagonia, Argentina. Loess exposed in Vicksburg, Mississippi. Desert pavement near Barstow, California. Heavy minerals (dark) in a quartz beach sand...
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