The document provides an analysis of 50 great websites based on criteria across several categories including overall impact, content, navigation, user experience, findability, and sociability. Each website is given a brief description highlighting its key strengths. The document emphasizes visual impact, simplicity, unique branding, dynamic content, and ease of use as hallmarks of successful websites. It aims to inspire improvements to the YMCA World Urban Network website for their upcoming Madrid conference in July 2012.