Paleontology
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- Pipe Creek Sinkhole
- Information about a locality in Grant County, Indiana, includes a diverse assemblage of fossils from the Pliocene.
- 443
- The Geology of Georgia
- Overview of the geological regions of Georgia, the Valley and Ridge, the Blue Ridge, the Piedmont, the Fall Line and the Coastal Plain.
- 444
- Florida Fossil Hunters
- Devoted to amateur paleontologists who are dedicated to learning about Florida prehistory through its fossil record.Includes information about collecting permits, meetings, and field trips.
- 445
- Fossil Expeditions and Everglades Eco-Tours
- Guided fossil tours of Florida, with exhibits and information about fossils in Florida.
- 446
- Gainesville's Creek Fossils
- Information about invertebrate and vertebrate fossils from the Gainesville, Florida area.
- 447
- Venice, Florida: Shark Tooth Capital of the World
- Information on sharks' teeth and why they are so commonly found in Florida.
- 448
- Itano fossil collection
- Fossils collected by Wayne Itano, an amateur paleontologist from Boulder, Colorado.
- 449
- Paleocurrents.com
- Covers a variety of projects in Colorado in an educational site run by a volunteer at the Denver Museum of Nature and Science (DMNS). Offers free web publishing for paleontology projects.
- 450
- Petrified Forest
- Step back in time, over 3 million years, and follow the trail of Majestic Petrified Redwood giants arrayed before you in a fascinating grove.
- 452
- Paul's Spur Field Trip
- A field-oriented project on the Paul's Spur Mesozoic fossil patch reef complex near Bisbee, Arizona.
- 453
- Southern Arizona Fossils
- Fossil collection web site with photos and information on Peleozoic fossils.