Guided Geology Tours in Colorado's Rocky Mountains

 Private Geology Tours of the Pikes Peak Region
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Garden of the Gods Geology Hikes
Junior Geologist Summer Day Camp
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Take a hike with an expert in Colorado's geologic history!

Join us to discover why the landscapes around Pikes Peak were once proposed to become America's second National Park.

We offer a variety of hikes from 1.5 hrs to full day adventures! Our hikes are suitable for any level of geology expertise!

Your Guide


Investigating metamorphic rocks (metaquartzites) along Diamond Hill, Ireland

Eric Billmeyer

Eric is an award winning  instructor of geology and physical geography with over 15 years of teaching experience at the university level. Eric has led field courses throughout Colorado, Utah, and Ireland and is excited to share his knowledge with you as we explore Colorado's amazing geology!

Plaster jacketing dinosaur bone at the Nail Quarry, Como Bluffs, WY

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At Trail Gems we believe everyone should have the chance to discover the beauty and rich geologic history on display throughout Colorado. Our experienced guides are very knowledgeable about the regional geology and are passionate educators.  Book a trip with us and let us take care of you on an amazing geology adventure!