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An overthrust anticline of a strata fold.

Overthrust Anticline Folds

An overthrust anticline of a strata fold.

An overthrust anticline of a strata fold.

Overthrust Anticline Folds

An overthrust anticline of a strata fold.

"A syncline is a downfolding of the strata in the form of a trough, as at a...An anticline is an upfolding of the strata in the form of an arch, as at b." -Dryer, 1901

Strata Folds

"A syncline is a downfolding of the strata in the form of a trough, as at a...An anticline is an upfolding…