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Image for Hylebos Wetlands Sinkhole - Federal Way, Washingtonview gallery
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Natural SinkholesHylebos Wetlands Sinkhole - Federal Way, Washington

in Natural Sinkholes

This sinkhole in a peatbog was formed due to contact with the oxygen in the water. It is 20 feet deep and is home to the native red-legged frog and an endangered variety of sedge.

posted by: Groundspeak Regular Member Hikenutty

location: Washington

date approved: 4/6/2007

last visited: 8/13/2015

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Natural SinkholesSinkhole on the San Rafael Swell

in Natural Sinkholes

A Sinkhole in Sinkhole Flat

posted by: Groundspeak Premium Member robbdogg120

location: Utah

date approved: 3/30/2007

last visited: 6/26/2009

Premium Member Downloads: download.GPX Lite File       download.LOC File       download .KML File (Google Earth)