Cool geyser. There are similar colors on some of the geysers and hot springs in Yellowstone National Park.

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BTW, can you please stop the pop-up Google Chrome ad that appears on Neatorama? It is very intrusive. Thanks.

Great video. Definitely worth watching in full screen in high resolution. Thanks for posting it.

Fascinating video! It shows the history of how the old images were found and how old-fashioned bookmaking worked. I've always enjoyed the engraved images found in dictionaries.
BTW, the Amazon.com link (for the cheaper version of the book) allows you to "Look Inside".