Locality: Baltic Sea Region Strata Layer: Eocene Size (mm): See photos Large group of nice pieces of amber, all with fossil insect inclusions! Discover an ancient world trapped inside a natural time capsule! These fossil plant and insect inclusions in amber offer preservation that is unprecedented in the fossil record, and are a unique chance to explore long lost ecosystems. Amber inclusions are often of scientific and entomological interest, can be used in jewelry, and make perfect gifts for anyone interested in fossils.