Study a detailed map.
There are many places where a person can find a detailed map of Western Ontario. Websites such as Mapquest would have a detailed map of Western Ontario. Also, libraries would have books with maps that someone can research.
You can find a detailed map of train stations in London at the official website of Transport for London or at the train stations themselves.
One could find a detailed map of Ireland at a local travel agents. This would be of the large fold out type. Alternatively one could find a map online such as the website Ireland Travel Expert.
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You can find maps of Virginia by going to "mapapps" within the browser of your smartphone. Simply input the city or area you are interested in and a map will be displayed.
To get a map of west Virginia I would go to the official state site west Virginia dot Gov. They have a good map with all the famous destinations pointed out with roads.
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There are a lot of sites that have a Map of Virginia, but very few that have an antique map of Virginia. I'm also not sure which one would have the best ones, but if you look I'm sure you'll find one.
One of the websites I can go to find a map of New Orleans is at the www.neworleansonline.com website. This website appears to be a website that can give me more detailed information about the map.
You can use the map request website to find a map of Houston. Alternatively, Wikipedia has detailed information of the area including the six wards of Houston.
A good site for finding a map of West Virginia's major roads and cities would be geology.com. It shows all of West Virginia's major interstates and cities, and has different types of map, depending on what you are looking for.