This document provides an introduction to HTML (Hypertext Markup Language) through a series of examples and explanations of key HTML tags and elements. It begins with definitions of HTML and how it specifies web page structure and content. It then demonstrates how to view the HTML code of web pages and introduces common tags like <p>, <h1>-<h6>, <font>, <strong>, <em>, lists, tables, and links. It provides examples of adding images, formatting text, and page layout using HTML.