• Indian Springs Trace Fossil NNL Site

    Indian Springs 3257 County Road 67, Penrose, CO, United States
    Attendance: 26 / 30

    This 450 million-year-old National Natural Landmark changed paleontology history when it was discovered on a private working ranch by Bennie Thorson just east of Cañon City in the 1960s. Carly Thorson, his daughter, provides a guided tour and will decipher and explain the movement of the creatures whose incredibly-preserved fossil footprints were captured in one […]

  • Tour of Steve Jorgensen’s Ammonite Collection

    Highlands Ranch Highlands Ranch, CO, United States
    Attendance: 8 / 10

    Steve Jorgensen has accumulated a world-class collection of ammonites from the Western Interior Seaway and has invited WIPS members to his home to tour his collection. During the tour, Steve will show examples of the wide variety of ammonites that lived during the Campanian and Maastrichtian Stages of the Late Cretaceous. You will see closely […]

    Free
  • December 2025 – Annual Auction

    Clements Community Center 1580 Yarrow Street, Lakewood, United States

    Everyone is invited to our annual holiday auction and potluck! Bid on numerous items of paleontological– and geological– interest, including books, fossils, fossil replicas, minerals, art, and much more. Enjoy potluck refreshments. (Bring a dish to share if you’d like!) The verbal auction later in the afternoon will feature bigger ticket items. Proceeds benefit WIPS […]

    Free
  • Comanche National Grassland: Upper Carlile and Lower Niobrara

    Timpas, CO Rt. 350, Timpas, CO, United States
    Attendance: 18 / 20

    Saturday, December 27, 2025 WIPS member Steve Miller (Principal Investigator) has obtained a Paleontological Resources Research Permit through the US Forest Service (USFS) to conduct a survey of the Blue Hill Shale Member of the Carlile Formation in the Comanche National Grassland. The survey enabled by this permit provides WIPS members with an opportunity to […]