While everyone is familiar with the basic bar and pie charts, there are so many others you can create.
If you're not sure what chart to use, read How to Choose the Right Chart from Infogram.
Timetoast requires a free account, but it's worth it to create interactive timelines. You can insert images to represent your timeline, and all the charting is done for you.
This is a great tool for showing the evolution of an event.
Canva charts allows you to make interesting charts like pyramid, bubble, or scatter. You upload your data and choose the type of chart and colors, and Canva does the rest.