Over the last 50 years, I've had everything from Z gauge to LGB. Here are some photo's of my current layout.
Being short of space, I find the Plarail "shorty" trains are a convenient size, while the sharp radius curve track sections are a great space saver too !!
Prototype, accuracy and scale are not quite on the agenda ! but you kinda get the idea, lol, it's great fun !!