We're still living in the golden age of television, the one that kicked off with The Sopranos. While there's no shortage of great TV to watch, some shows fail to pay off in the end. Some are canceled, or become unwatchable over time.
Due to these and other reasons, there are shows that are destined to end with a cliffhanger — one that will never be resolved. Let's take a slightly frustrating stroll down memory lane with a few noteworthy examples.