Monolophosaurus running across a grassy field.

Tyrannosaurus Rex dinosaur running across rocky terrain.

Two Dicraeosaurus dinosaurs walking across a grassy field.

Signs & Symbols - line art Wooden guardian figure, Gabon. The modern-day Gabonese Republic lies across the equator on the west coast of Africa Equatorial Guinea, Congo and Cameroon. Most of its land mass is covered in equatorial rain-forest with abundan

Signs & Symbols - line art Africa Brass and copper icon, Gabon. The modern-day Gabonese Republic lies across the equator on the west coast of Africa Equatorial Guinea, Congo and Cameroon. Most of its land mass is covered in equatorial rain-forest with a

Signs & Symbols - line art Africa Wood and brass figure, Gabon. The modern-day Gabonese Republic lies across the equator on the west coast of Africa Equatorial Guinea, Congo and Cameroon. Most of its land mass is covered in equatorial rain-forest with a

Signs & Symbols - line art Africa clay and wood mask, Gabon. The modern-day Gabonese Republic lies across the equator on the west coast of Africa Equatorial Guinea, Congo and Cameroon. Most of its land mass is covered in equatorial rain-forest with abun

Signs & Symbols - line art Africa Engraved gourd hunting scene, Sudan. Sudan is the great expanse of savanna plains extending across northeast Africa. The name comes from the Arabic "bilad as-sudan" ("land of the black peoples").

A hypothetical view across a rocky and watery terrain on extrasolar planet Gliese 581 c.

A woman leaping on stones across a stream

Rugops primus dinosaurs and Alanqa pterosaurs mortify a dead carcass.

Confrontation between two prehistoric Archosaurus rossicus.

Boardwalk across a marsh land