HTML is one of the fundamental building blocks of the web. It's responsible for all the text, images, and links that you see on the web. Learning HTML is the first step you'll take in making a basic web page.
(www.youtube.com)
This is a great introduction to HTML in just a few minutes. You'll get a feel for how HTML files are started along with some basic tags. This will also give you a demonstration of how to start web development on your own computer.
(www.codecademy.com)
Learn the basics of HTML with this interactive Codecademy course. The introduction here gives an overview of the structure, purpose, and syntax of the language. A quick taste.
(blog.teamtreehouse.com)
HTML5 introduces a slew of new HTML elements that are supported by almost all major browsers. The most important amongst these new elements are the sectioning elements used to structure the major areas of your pages. Give this a quick read and learn how to use them.
(github.com)
This is a handy reference for best practices when you're writing HTML. It may look daunting at first, but it's actually a very concise and pretty quick read. Familiarizing yourself with these practices will make your code more organized and easier to work with.
(htmlreference.io)
A comprehensive and visual reference for HTML elements. This is a great resource to keep in handy when you're exploring new HTML elements to use.