They were wrong.
(http://i.imgur.com/exOx3.jpg)
(City of Porto Alegre, RS, Brazil, c. 1969.)
Then is there a way to implement that in the game? Rail/monorail through buildings already exists albeit rare. Of course, this would only be allowable for the larger buildings such as skyscrapers and possibly even larger town halls
You can create buildings with empty spots ...
And mask that with some clever graphics ;)
And some said it can't drop you on front of your house...
(http://www.zelpage.cz/fotogalerie/big/ostmech004.jpg)
Czech Republic and/or Slovakia
More:
http://www.zelpage.cz/fotogalerie/big/ostmech003.jpg
http://www.zelpage.cz/fotogalerie/big/ostmech005.jpg
http://www.zelpage.cz/fotogalerie/big/ostmech012.jpg
Some people's homes are inside railway cars:
(http://media.offbeathome.com/wp-content/blogs.dir/4/files/2011/08/caboose_house_interior-550x410.jpg)