Black Hole Visualizations
Pages created by Werner Benger, featuring photo-realistic simulations of the way black holes influence light in their neighborhood. Includes the way a black hole would look on your desk, and a visualization of what would happen if the Earth gained sufficient mass to become a black hole.
http://www.photon.at/~werner/Relativity.html

Mollart Deep Hole Drilling Systems
Gundrilling, deep hole drilling machines and tooling systems. Sole UK licence to manufacture and supply Botek Gundrill Tooling. The UK's largest specialist Deep Hole Drilling sub-contractor.
http://www.mollart.com/

American Machine & Gundrilling
shallow hole gundrilling, deep hold gundrilling, Mold Plates, gun boring, gun reaming, Welcome to AM Gundrilling, serving the US for all your Gundrilling, machining, and boring needs.
http://www.amgundrilling.com/

Deep Hole Specialists
Deep Hole Specialists is your one stop deep hole drilling source for gundrilling, trepanning, spade drilling, honing and turning.
http://www.deephole.com/

Jackson Hole Screen Saver
Flips through nine images of Jackson Hole, Wyoming taken by Timothy C. Mayo.
http://www.vitorealtors.com/JacksonHoleScreenSaver.htm

Falling into a Black Hole
Fall into a black hole on a real free fall orbit. All distortions of images are real, both general relativistic from the gravitational bending of light, and special relativistic from the near light speed orbit.
http://casa.colorado.edu/~ajsh/schw.shtml

The Ozone Hole Tour
The Ozone Hole Tour is a multimedia educational journey of discovery. Find out about the history of the discovery of the hole, the science behind it and what scientists are doing to understand it.
http://www.atm.ch.cam.ac.uk/tour/index.html

Ted Bunn's Black Hole FAQ
List of questions that explore the basic properties of black holes (such as what happens when you fall in, or how a black hole evaporates).
http://cosmology.berkeley.edu/Education/BHfaq.html

Jackson Hole Stock Agency
The Jackson Hole & Yellowstone Stock Photography Agency specializes in stock photography & royality free images of Jackson Hole, Wyoming, Grand Teton National Park & Yellowstone National Park.
http://www.jhstock.com/

Step by Step into a Black Hole
Computer simulated images show views of the night sky as seen from positions close to the event horizon of a black hole.
http://www.spacetimetravel.org/expeditionsl/expeditionsl.html