Featured Collections Items

Sunset Moth

An extinct beauty

White-tailed jackrabbit

The largest lagomorph in Colorado

Ghostly Fossil Bugs

Squashed in a rock

Navajo Blanket

Stunning fourth-phase, chief-style Navajo blanket

Colorado's Last Grizzly Bear

A Chapter Closes

The Hikers

From Expedition Health

Rainbow Scarab

A sparkling emerald of a beetle collected in our own backyard

Ruth Underhill Field Notes

Notes from a pioneering anthropologist

Yule Marble

CO State Rock

Myrmecicultor Spider

New family of spiders

Festive Tiger Beetle

A splendid hunter

New Species Shoshonius cooperi

Museum commissioned artwork for a new species

Deep Sea Vent Mollusk

One of the most unusual mollusks

Incense Burner

Painted, polychrome jaguar effigy Maya incense burner

Gunnison Sage Grouse

Holotype specimen for the Gunnison Sage Grouse

King Island Woman and Child

From the Bailey Archives

Stick Chart

Stick chart from the Marshall Islands

Elephant Bird Eggs

Largest eggs of any known vertebrate

Human Kidney Tissue

Histology Slide of Human Kidney Tissue


Cañon City Meteorite

Fossil Forest

A DIA Secret

Orson Welles Recording

Recording of Vision Beyond Time by Orson Welles

Tiger Beetle

Uniquely Colorado

Primo Plant

Roadside Roadkill

"Many Hands Shirt"

Shirt made by Bessie Black Horn

DNA Collection

DNA Collection in the Genetics of Taste Lab

Pedicularia sicula

Symbiosis between mollusks and corals

Plastinated Cross-section of the Human Torso

from the Gunther von Hagens Institute for Plastination

Original Saber Tooth Mold

A Museum treasure

Passenger Pigeon

Driven to extinction


Captivating crystals

Deep Earth Pearl

Diamond in kimberlite rock

Bosom Pals

A gem-carving sculpture by Russian artist Vasily Konovalenko

Dino Death Knell

K-Pg boundary block

Manzonia crassa

Tiny shell close up

Killer Fish


Colorado Bison

South Park Bison

Smoky Hawk King

World’s biggest amazonite array

Blister Beetle


Beauty in nature

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