YouTube is a video-sharing platform founded in 2005 by Steve Chen, Chad Hurley, and Jawed Karim. It has grown into one of the largest and most popular websites globally, offering a vast array of user-generated and professionally produced content. Here's a detailed description of YouTube:

Overall, YouTube has revolutionised the way people consume, create, and share video content online, democratising media production and distribution on a global scale. Its diverse content ecosystem, monetisation opportunities, community engagement features, and educational value make it a versatile and influential platform in the digital landscape.