A Chinese company has reportedly created a photograph with such high resolution that you can zoom in from kilometres away to see people's facial expressions on it. 

Source: Fossbytes

The brainchild of  Jinkun Tech, or Bigpixel Technology Corporation, it was taken from the top of the Oriental Pearl Tower in Shanghai and is apparently 195 gigapixels. 

Source: Elite Readers

To put it in layman's terms, a 12-megapixel camera is able to produce an image with 12 million total pixels. And one gigapixel is 1 billion pixels. 

According to Business Insider, it is a collection of images that have been integrated over months using the image-stitching technology.

Source: Elite Readers

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All fascinations aside, this technology does raise serious concerns over its potential for covert surveillance