Hi,The second is one of my favorites for a global perspective.https://www.worldtheatremap.org/en. I have used ESRI and Google, too.
Our company has used Carto for clients several times with good results. It's not trivial to set up though, it is a bit more technical but it's a very powerful tool and you can embed the resulting maps in whatever website you have. There's great control over how the map displays and what behavior it has as the user interacts with it.
Here's an example of one we did that is in fact within wordpress:
Let me know if you want more details and I can try to collect some info or connect you with our developer who's most familiar with this technology.
Martin Hansen Senior Consultant / R&D Lead 519.725.7875 x2120 | 888.817.3048
PeaceWorks™ Technology Solutions 101 - 554 Parkside Drive, Waterloo ON N2L 5Z4 www.peaceworks.ca
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