Geology, Rock Formation, Erosion, Natural Arch
Rock bridge formed by erosion. A natural arch, natural bridge, or (less commonly) rock arch is a natural rock formation where an arch has formed with an opening underneath. Natural arches commonly form where inland cliffs, coastal cliffs, fins or stacks are subject to erosion from the sea, rivers or weathering. Watercolored engraving by Charles H. Whymper, undated
Picture No
12696247
Media ID
47672255
Size
3377px x 4200px
(5.8MB)
Credit
Wellcome Images/Science Source/Mary Evans
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Erosion Feature Formations Geologic Geological Geologically Geophysical Geoscience Hazard Phenomenon Weathering Whymper
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