NetWellness - Over 55,000 pages of information on health topics from three major universities.
Organized Wisdom - Best web resources as chosen by expert search guides and physician reviewers.
SearchMedica - Search engine that limits searches to recommended medical websites.
Nursing
AllNurses - A nursing discussion board, where nurses and nursing students can discuss relevant topics. Also contains links to blogs, articles, and websites.
Nursing World - Website for the American Nurses Association. Presents information about the profession, including ethical standards and policies.
History
Ancient/Classical History
Digital Roman Forum - Explore detailed digital reconstructions of the Forum Romanum.
The Paris Review - Contains some free features, such as interviews and commentary of great authors.
The Poetry Foundation - Free, open-source, poetry, poet bios, educational material, and an informative genre guide. Indexing tools and TOC access for Poetry magazine.