If you have acting skills or just a knack for telling hilarious jokes, you could turn that into something that entertains people enough to subscribe and share your videos. Comedic sketches are one way of doing that. You could also combine any of the above suggestions on this list like vlogging or education with comedy to put a fun spin on it. You can make almost anything funny if you get really creative; take a look at these hysterical YouTube videos to see some examples.
YouTube is the second largest search engine after Google, so you can bet that people are searching for terms that might bring them closer to solving one of their problems. From health and relationships, to money and career, you can certainly establish yourself as an expert in any particular field that you're willing to give advice about based off your own knowledge, education or personal experience. Even better, you can ask viewers to comment what they want advice on in future videos from you.
Do you have a passion for animation? YouTube is one of the best platform for sharing your artistic creations. Create animated shorts, web series shows or even long movies to build a following and get a feedback from your viewers. In fact, sharing your art like this on YouTube could set you up for getting discovered by people who may be able to give you bigger opportunities, like that dream animation job or a collaborative project with another artist.
5-Musical Instrument Playing / Singing
Got some musical talent? Then you sure can share it on YouTube. Not only is music huge on YouTube with its Vevo integration, but original songs or covers by everyday normal people like you are just as interesting to listen to and watch. Tons of artists and bands have been discovered on YouTube, and these days it's pretty standard for most musical people or groups to start channels if they dream of taking their career down that path.