Peter asks: 
> Is this available on the Wikimania 2018 website?
Yes, mapframe works on the Wikimania 2018 site! Here is the Cape Town example map there: 
https://wikimania2018.wikimedia.org/wiki/User:JMatazzoni_(WMF)/maptest

Let me know if you post it to the Wikimania site. 

Joe

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Joe Matazzoni 
Product Manager, Collaboration
Wikimedia Foundation, San Francisco

"Imagine a world in which every single human being can freely share in the sum of all knowledge."