Located in London, I measured the RTT or round trip time to 574,691 random webservers and plotted the times on the globe.
Discovery was done with masscan, measurements using hping and plotting with an old Python script I've revived and enhanced.
This is part of the next writeup on my blog, with which I will be posting any of the code I've used.
Whats annoying is the US gave incentives to deploy fiber but it did not really happen the way it was supposed to. I believe canada had similar. east coast should be blasting down fiber to the west coast and they should be more orange in both cases.