Sience & Technology.

• Live! From Adler Planetarium & Astronomy Museum in Chicago.
• National Geographic
• Terra
• Terraquest, experience exciting expeditions to Yosemite, Galapagos or Antarctica.
• The Smithsonian Institute home page.
• The WWW Virtual Library.
• The Daimler Benz corporation.
• The official Porsche website.
• The NASA homepage.
• The Titanic, Olympic & Brittanic home page.
• In need of a map that you can't find? Check out the PCL Map Collection.
• Alien, UFO's, Roswell, New Mexico's Home Page. Click here.
• SKYWATCH INTERNATIONAL. Click here.

History.

• HyperHistory Online
• History Channel
• HistoryNet
• Historical Atlas
• EuroDocs Documents that made history for Europe.
• The Internet Classic Archive for classic Greek and Roman documents.

Medical.

• Medisch Centrum Internet, giant database with info in deseases and a healthy way of life (Dutch language).
• Medische Vraagbaak
• Red Cross
• MediBelNet, governmental site on health and environment.