The Keck Geology Consortium Structural Geology Slide Set was compiled by H. Robert Burger, Smith College with the support of the W. M. Keck Foundation, Los Angeles. A wonderful online image gallery of geologic structures. (
http://www.science.ubc.ca/~eoswr/slidesets/keck/
)
Dr. Stephen J. Reynolds of Arizona State University has generated fantastic images illustrating relations of sedimentary strata and landscapes in the southwest United States. (
http://www-glg.la.asu.edu/~sreynolds/geologic_scenery/geologic_scenery_images.htm
)
The heart of field geology is going up to rocks and getting them to tell you their stories. Interpreting the order of events in a geological section is reading the history of that section, and is the basic tool of all field geology. (
http://www.athro.com/geo/seframe.html
)
Description of the geologic history of a famous syncline in the eastern United States from the Maryland Geological Survey. (
http://www.mgs.md.gov/esic/brochures/sideling.html
)
A tutorial on basic techniques of structural analysis in Geology produced by Dr. Steven Dutch at the University of Wisconsin-Green Bay, Green Bay, Wisconsin, USA (Go Packers!) (
http://www.uwgb.edu/dutchs/STRUCTGE/LABMAN.HTM
)
A structural geology lecture series from the University of Michigan, Ann Arbor, Michigan, USA. (
http://www.geo.lsa.umich.edu/~crlb/COURSES/117/Lec14/lec14.html
)