Thanks for your reply.
In both the examples I can see that Tableau is using WMS Servers to show these kinds of maps.
Are there any kind of data sets that we can use to make these charts in Tableau?
Actually I wanted to show the heat map of high density of cars in a region.
my advice without looking into your data is to use map and use number of cars in each state for colors and custom palette color to get something close to picture you want
I just wanted to check back with you if solution provided here answered your question or not. If it did, can you please mark as correct answer so that it is cleared from question board that needs to be answered as well as other users in future can benefit from it. If not, please feel free to ask for help. Thank you.