The document discusses the importance of web archives in preserving digital cultural heritage and history that would otherwise be lost. It notes that while much of modern life occurs online, web archives and libraries are still in early stages of development, meaning vast amounts of digital content is at risk of being lost forever. The document introduces the Web Archiving Service (WAS) which collects, manages, preserves and provides access to websites and documents to address this issue. It outlines how various institutions are using WAS to archive their own websites and events, or to support special research topics.