PBS
Pbs: Who Made America?: Innovators: Edwin Drake
Dogged persistence led this man to drill -- and drill -- and drill, seeking oil deposits. His success launched an Oil Rush and brought the world a new energy source.
Other
Geology.com: Rocks: Pictures of Sedimentary Rocks
Presents photographs of examples of clastic, chemical, and organic sedimentary rocks, with short descriptions underneath each rock image. Each rock name is also linked to its own dedicated page with a great deal of additional information...