- Sort:
- Most Popular | Most Recent
-
Located in Hot Springs, South Dakota, the Mammoth Site is the site of 27000 year old sinkhole and hot springs. Mammoths (mostly Columbian, but a couple of Woolly Mammoths too) occasionally wandered into the sinkhole and became stuck in the mud and unable to escape. As a consequence many mammoth skeletons were preserv...
-
-
Stats
- Favorites
- 2
- Comments
- 0
- Snapshots
- 8
- Total Views
- 5106
- Explore Score
- 17
-
-
Carved from the Precambrian Harney Peak Granite by Gutzon Borglum and a host of stonemasons, the Mount Rushmore memorial portrays the likenesses of Presidents George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln.
-
-
Stats
- Favorites
- 4
- Comments
- 1
- Snapshots
- 7
- Total Views
- 8249
- Explore Score
- 12
-
-
A view of the erosional features of the White River Badlands in eastern Badlands National Park, near Interior, South Dakota. There's a remarkably high contrast between the shadows and the sunlight, but I did my best with the exposure.
-
-
Stats
- Favorites
- 1
- Comments
- 0
- Snapshots
- 3
- Total Views
- 2238
- Explore Score
- 1
-
-
The open pit at the top of the Homestake Gold Mine in Lead, South Dakota beautifully exposes a series of Tertiary rhyolite dikes that were the focus of the hydrothermal system that formed this rich gold deposit. The open pit is no longer active, but it is a great opportunity for geologists to get a glimpse into the up...
-
-
Stats
- Favorites
- 5
- Comments
- 0
- Snapshots
- 10
- Total Views
- 8696
- Explore Score
- 1
-

