CONTACT MONUMENTAL
Get In Touch
Contact Monumental
Have questions about rafting trips, camping, group bookings, river conditions, or which trip is right for your crew? We’re happy to help.
Monumental Expeditions is a small, family-run rafting company based at Chalk Creek Campground in Nathrop, Colorado, between Buena Vista and Salida.
Reach Monumental
We’re Easy To Reach
During rafting season we may be on the river, so texting is often the easiest way to reach us. You can also call or email anytime.
Call or Text
Have a question about a trip, availability, ages, or current river conditions? Give us a call or send a text.
719-581-2123
Email Us
Email works well for group trips, special requests, camping questions, or anything that needs a little more planning.
info@monumentalexpeditions.com
Visit Us
Monumental Expeditions is located inside Chalk Creek Campground in Nathrop, right in the middle of the Arkansas River Valley.
11430 County Road 197
Nathrop, CO 81236
Our Arkansas River Base
Right Between Buena Vista & Salida
Our rafting office is located at Chalk Creek Campground in Nathrop, giving you one convenient base for rafting and exploring the Arkansas River Valley.
Trip Planning
What Can We Help With?
Not sure where to start? These are some of the most common things people contact us about.
Choosing A Trip
Tell us who’s coming, the ages in your group, and how adventurous you want to get. We’ll help point you toward the right section of river.
Group Trips
Planning a family reunion, youth group, company outing, wedding group, or another larger trip? Contact us and we’ll help organize it.
River Conditions
River levels and conditions change throughout the season. We can tell you what the river is actually like before your trip.
Kids & Families
We can match the ages and comfort level of your family with the most appropriate rafting trip.
Bringing Your Dog
We offer dog-friendly rafting on select trips with advance approval. Call us before booking so we can make sure the trip is appropriate.
Camping
Monumental is based at Chalk Creek Campground, making it easy to combine rafting with a tent site, RV site, or cabin stay.
Common Questions
A few things you may want to know before your Arkansas River rafting trip.
What’s the best trip for families?
Salida Valley is our mellowest option and starts at age 5. Bear Creek adds some splash and excitement for ages 6+, while Browns Canyon is our classic Class III trip for ages 7+.
Do I need rafting experience?
No experience is required for Salida Valley, Bear Creek, or Browns Canyon. Your guide will cover what you need to know before getting on the river.
Where do we meet?
Monumental Expeditions is located inside Chalk Creek Campground at 11430 County Road 197 in Nathrop, Colorado.
What should I bring?
Bring quick-dry clothing, sunscreen, water, and secure footwear. We provide the rafting equipment and additional river gear you need.
How early should we arrive?
Plan to arrive about 30 minutes before your scheduled trip so everyone has time to check in and get geared up.
Can we camp and raft?
Yes. Monumental is based directly at Chalk Creek Campground, making it easy to combine your rafting trip with a longer Arkansas River Valley stay.
Ready For The River?
Let’s Plan Your Trip
Already know which trip you want? Explore our rafting trips and book online. Still deciding? Call or text us and we’ll help you choose.



