Jump to content

Geography fun facts and oddities: Difference between revisions

→‎Glacial erratic rocks: adding expand and more images
(→‎Glacial erratic rocks: bulidiong out sectfion)
(→‎Glacial erratic rocks: adding expand and more images)
Line 119: Line 119:
** one of the largest in the world
** one of the largest in the world
** it is of granite, while there is no other granite nearby
** it is of granite, while there is no other granite nearby
*** thereby, we know it was moved to that location by glaciers
*** thereby, we can know it was moved to that location by glaciers
[https://www.nps.gov/portals/nature/customcf/nnl/assets/images/sites/MABO-NH.jpg|Madison Boulder image (National Park Service)]
click EXPAND for more images of glacial erratic rocks
see https://www.nhstateparks.org/visit/state-parks/madison-boulder-natural-area
<div class="mw-collapsible mw-collapsed">
[[File:Schokland, zwerfsteen bij ingang museum-restaurant foto6 2013-04-28 13.02.jpg|thumb|Glacial erratics from Norway on Schokland in the Netherlands.]]
[[File:Erratics-Cascades-PB110028.JPG|thumb|Multiple erratics on the terminal moraine of the Okanogan Lobe. Cascade mountains in the background.]]
[[File:Doane Rock.jpeg|thumb|Doane Rock, at Cape Cod National Seashore]]
[[File:Yeager-Rock-Erractic-PB110039.JPG|thumb|Yeager Rock, a 400-metric-ton (440-short-ton) boulder on the Waterville Plateau, Washington. Although transported by a glacier, this boulder is not a true erratic because it is of the same lithology of the underlying, till-blanketed, bedrock. Note the glacial till below the rock.]]
[[File:Angular glacial erratic on Lambert Dome-750px.jpg|thumb|Angular glacial erratic on Lembert Dome.]]
[[File:A079, Acadia National Park, Maine, USA, balanced rock, 2002.jpg|thumb|Bubble Rock, Acadia National Park, Maine]]
</div>
see  
* https://www.nhstateparks.org/visit/state-parks/madison-boulder-natural-area
* https://en.wikipedia.org/wiki/Glacial_erratic


=== Sinkholes ===
=== Sinkholes ===