Limestone Fossiliferous sedimentary rock

Ordovician limestone with shale

limestone small sample

Limestone

Limestone Travertine

Tyuyamunite on limestone Hydrous calcium uranyl vanadate

limestone column

Shale sedimentary rock

April 15

Altantic Horse mackerel

German cockroach

April 20

picnic shelter icon

Alligator Snapping turtle 2

Sharpnose sevengill shark Heptranchias perlo

telephone ringing purple

woman computer user

Suriname red

date November 09

William Cody

handcuffs open

lost and found

July 10

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