Take a look at several preserved big-city train stations across the country. Some are served by Amtrak, some aren't. One of which I've been to. Can you guess which one I've been to?
https://www.msn.com/en-us/travel/article/50-stunning-photos-of-historic-train-stations-across-america/ss-BB15PlI4?ocid=spartan-ntp-feeds
https://www.msn.com/en-us/travel/article/50-stunning-photos-of-historic-train-stations-across-america/ss-BB15PlI4?ocid=spartan-ntp-feeds