These are the Most Interesting Metro Systems Around the World (Top 10)

Here is a list of the top 10 most interesting subway/metro systems across the world that I have encountered.

Please note that this is all my footage and therefore you can find the full length videos on my channel :D

What are some of the most interesting metro/subway systems to you? Do you agree with the list? Is there something I left out? What is a place that is a must visit? Where in the world have you been that has an interesting transit system and why?
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Comment below so we can all have a productive 'conversation about transportation!'
Thank you for all the support!!!