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Castle Rock Zip Line Tours offers an award winning zip line experience only minutes from Denver. The fully guided tour includes 2 certified zip line guides, ten zip lines, and allows guests to soar over 320 acres of beautiful Colorado open space. Small tour sizes minimize waiting and maximize the zip line experience.
Public transportation options are available nearby
Not recommended for pregnant travelers
Not recommended for travelers with poor cardiovascular health
Suitable for all physical fitness levels
All sales are final. No refund is available for cancellations.
Experience Colorado's best zip line tour. Fly across 10 zip lines (nearly 2 miles!) with short hikes along the way. A great way to experience scenic Colorado as you soar over 320 acres of beautiful open space. Zip Line tours are fully guided and last 2-3hours.
All Zip Line gear and equipment
1,157 reviews
Total reviews and rating from Viator & Tripadvisor
N1230WLritab,Apr 25, 2026
- Review from Tripadvisor
It was a wonderful experience for us. Our Guides, Jacen and Austin were super, great! However, it was more intense hiking than I thought. But so glad I did it!




girldylan,Apr 24, 2026
- Review from Tripadvisor
10/10 or better. Will and Elijah were excellent guides. Personable, funny and great with my son. I will recommend this experience to everyone I know in the area!
cassiej638,Mar 21, 2026
- Review from Tripadvisor
My husband & I had an amazing time doing the zipline tour! Our guides Ian & Milli were incredible!! A must-do in the Denver area.
annettepJ9700TP,Feb 13, 2026
- Review from Tripadvisor
me and my grandma had a great time!! It was awesome and I loved our guides ( Milli and Nick) they were so kind and always were really helpful and awesome people. Would go back again. This is by Kato and Annette. Had an awesome day.
G7445LTkareno,Dec 18, 2025
- Review from Tripadvisor
Will and Millie did a great job guiding our tour on December 7, 2025. They explained the safety rules and the signals for slowing down. That was the first time doing the zip line for my granddaughter and she really enjoyed it. We really appreciate their expertise in showing us how to do the zip line. Walking through the snow and ice on some of the trails between stations was not fun but we succeeded in getting to the next stop. Thank you Will and Millie!
chrishF3947DQ,Oct 29, 2025
- Review from Tripadvisor
Started a little late in the beginning but once straped up it was fun from there Elijah and milli i think were their names? They were cool people and great guides!!!

F7440JVpauls,Oct 19, 2025
- Review from Tripadvisor
We had a great time - zip Lines were fun and guides were great - really appreciated Jordan and Millie - great guides. 10 zip lines and the adventure park made a great combo.
joshuagJ9821QU,Sep 26, 2025
- Review from Tripadvisor
The zip lines were incredible. It was exhilarating. Will and Nick were our guides and they were both excellent. I highly recommend them. It was my first zip line experience and I had a lot of fun.

Antonio R,Sep 22, 2025
- Review from Viator
Be prepared to walk distances to next station. Good workout. The lines are incrementally longer but so are the hikes.
heatherpL2008KA,Sep 16, 2025
- Review from Tripadvisor
The ziplining is EPIC! Progressive lines are the way to go. What a thrill! Guides, Harley and Nick, made it fun and entertaining. We will be sure to return and I highly recommend! A reminder to self: the harness has you, no need for the death grip! lol
Operated by The EDGE Ziplines and Adventures