1 Stromatolite Trio

Precambrian, Paleoproterozoic (approx. 2.5 billion years ago), Morocco

2 Tiger Iron Tabletop with Wood Base

Precambrian, Paleoproterozoic (approx. 2.5 billion years ago), Western Australia

3 A Double Fossil Sea Lily (Crinoid) Mural

Early Jurassic (approx. 201 - 175 million years ago), Posidonia Shale Formation, Holzmaden, Germany

4 A Mounted Plesiosaur Skeleton

Lower Jurassic (approx. 190 million years ago), Lower Lias, Blockley, Gloucestershire, England

5 Fossil Coelacanth Plate

Late Jurassic (approx. 149 million years ago), Solnhofen, Bavaria, Germany

6 Articulated Pteranodon Skeleton

Late Cretaceous (Approximately 85 million years ago), Niobrara Formation, Smoky Hill Chalk Member, Logan County, Kansas

7 Split Pachydiscus Ammonite

Late Cretaceous (approx. 72 million years ago), Menabe Region, Madagascar

8 Large Iridescent Ammonite Fossil

Late Cretaceous (approx. 71 millions years ago), Bearpaw Formation, Alberta, Canada

9 Iridescent Ammonite on Matrix

Late Cretaceous (approx. 71 millions years ago), Bearpaw Formation, Alberta, Canada

10 Tyrannosaurus Rex Tooth

Late Cretaceous (approx. 67 million years ago), Hell Creek Formation, Perkins Co., South Dakota

11 Tyrannosaurus Rex Tooth

Late Cretaceous (approx. 67 million years ago), Hell Creek Formation, Powder River Co., Powdersville, Montana

12 Extraordinary Fossil Palm Frond Plate with Mass Mortality of Fish

Early Eocene (approx. 56 - 34 million years ago), Green River Formation, Wyoming

13 Rare Fossil Shortnose Gar with Two Fish

Early Eocene (56 - 48 million years ago), Green River Formation, Lincoln Co., Wyoming

14 A Large Fossil Palm Flower

Early Eocene (approx. 56 - 48 million years ago), Green River Formation, Lincoln Co., Wyoming

15 Multi-Fish Triptych Mural

Early Eocene (approx. 56 - 48 million years ago), Green River Formation, Lincoln Co., Wyoming

16 Fossil Palm Frond with Fish

Early Eocene (approx. 56 - 48 million years ago), Green River Formation, Lincoln Co., Wyoming

17 Fossil Fish Plate with Driftwood

Early Eocene (approx. 56 - 48 million years ago), Green River Formation, Lincoln Co., Wyoming

18 Fossil Stingray with Fish

Early Eocene (approx. 56 - 48 million years ago), Green River Formation, Kemmerer, Wyoming

19 Casting of Important Bat Fossil

20 Large Mural of Giant Scallop Fossil Shells

Early Miocene, Burdigalian (approx. 20 - 16 million years ago), Lacoste Quarry, Vaucluse, France

21 Mural of Giant Scallop Fossil Shells

Early Miocene, Burdigalian (approx. 20 - 16 million years ago), Lacoste Quarry, Vaucluse, France

22 Plaque of Giant Scallop Fossil Shells

Early Miocene, Burdigalian (approx. 20 - 16 million years ago), Lacoste Quarry, Vaucluse, France

23 Bouquet of Giant Scallop Fossil Shells

Early Miocene, Burdigalian (approx. 20 - 16 million years ago, Lacoste Quarry, Vaucluse, France

24 Megalodon Shark Tooth — Georgia

Early Pliocene (approx. 5 million years ago), Georgia

25 Megalodon Shark Tooth — Georgia

Early Pliocene (approx. 5 million years ago), Georgia

26 Megalodon Shark Tooth — Georgia

Early Pliocene (approx. 5 million years ago), Georgia

27 Megalodon Shark Tooth — Georgia

Early Pliocene (approx. 5 million years ago), Georgia

28 Megalodon Shark Tooth — Georgia

Early Pliocene (approx. 5 million years ago), Georgia

29 Saber-Toothed "Tiger" Cub Tooth — Milk Canine

Late Pleistocene, Rancholabrean Age, Ra2 (approx. 115,000 - 12,000 years ago), Wilshire Hauser Tar Pit, Rancho La Brea Formation, Los Angeles, California

30 Buffalo Skull

Late Pleistocene (15,000 - 11,700 years ago), Anoka Co., Minnesota

31 Marra Mamba Tiger's Eye Sculpture

Archean-Paleoproterozoic (approx. 2.5 billion years ago), Marra Mamba, Mount Brockman, Pilbara, Western Australia

32 Marra Mamba Tiger's Eye Free-Form Sculpture

Archean-Paleoproterozoic (approx. 2.5 billion years ago), Marra Mamba, Mount Brockman, Pilbara, Western Australia

33 Native Jasper Tabletop with Bristlecone Pine Base

Early Eocene (approx. 56 - 34 million years ago), Central Oregon

34 Gogotte Formation

Oligocene (approx. 30 million years ago). Fontainebleau, France

35 Gogotte Formation

Oligocene (approx. 30 million years ago), Fontainebleau, France

36 Gogotte Formation

Oligocene (approx. 30 million years ago), Fontainebleau, France

37 Gogotte Formation

Oligocene (approx. 30 million years ago), Fontainebleau, France

38 Crater Agate Pair

Las Plumas, Mártires Department, Chubut Province, Argentina

39 Large Agate Slice

Soledade, State of Rio Grande do Sul, Brazil

40 Petrified Wood with Blue Opal and Native Copper

Cikolak, Garut Regency, West Java, Indonesia

41 Fine Amethyst Druze over Green Jasper Stalactites

Las Torres Mine, Artigas, Uruguay

42 Calcite Crystal on Fine Quartz Druze over Red Jasper over Calcite

Las Torres Mine, Artigas, Uruguay

43 Large Amethyst and Calcite Geode

Brazil

44 Rhodochrosite

Manuelita Mine, Morococha District, Yauli Province, Junín Department, Peru

45 Rhodochrosite on Tetrahedrite

Porcelain Pocket, Sweet Home Mine, Mount Bross, Alma Mining District, Park Co., Colorado, USA

46 Naturally-Etched Morganite

Itatiaia Mine, Conselheiro Pena, Minas Gerais, Brazil

47 Rose Quartz on Quartz

Sapucaia Mine, Sapucaia do Norte, Galiléia, Minas Gerais, Brazil

48 Jonas Mine Rubellite Tourmaline

Jonas Mine (João Pinto Mine), Conselheiro Pena, Minas Gerais, Brazil