I just came across this great data visualization resource through BetterEvaluation – the Data Visualization Catalogue. Choosing a chart or other visualization type that best tells the story of your findings is the most fundamental part of data visualization. This site helps you by allowing you to search data visualizations by function.
Once you choose a function, it will give you some suggested visualization types:
The site was created by Severino Ribecca and will be added to over time.