Area guides
For travellers
Boulder
Boulder, Colorado, United States
Where Boulder sits, what to see there, and what to book.
- Top sights
- 8
- Bookable experiences
- 51
- Time zone
- America/Denver
Boulder sits in Colorado, and this guide is the shape of it: where it is, what it breaks down into, and what there is to do once you are there. The sights below are ordered by how many tours and tickets are sold for them, which is the closest thing there is to a ranking of what visitors actually go and see. There are 51 bookable experiences here in total, with prices, durations and cancellation terms on every card.
USA › Colorado › Boulder
What to see in Boulder
Ordered by how many tours and tickets are sold for each — the closest thing there is to a ranking of what visitors actually go and see.
Near Boulder
Other destinations we publish within a few hours of here, closest first.
What travellers book in Boulder
The experiences Viator ranks highest here, with the price, the duration and the cancellation terms on every card.
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Rocky Mountain National Park Guided Small Group Tour
4.9 (436)8h
Explore towering alpine peaks, high-elevation tundra, abundant wildlife, and Colorado’s most celebrated national park—all in one expertly guided day. Begin in Boulder, framed by the iconic Flatirons, before traveling…
from $179 / personView details
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Discover Rocky Mountain National Park-Small Group Tour & Picnic
4.9 (3,501)8h
Climb from the streets of the "Mile High City" to Rocky Mountain National Park, on a day trip that showcases the rugged beauty of Colorado's mountains. Weave through small, historic towns and drive over alpine passes,…
from $215 / personView details
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Free cancellation
Original eBike Tour - Best of Boulder - guided Bike Tour
4.9 (252)2h 30m
The original and best electric fat tire bike tour of the “Happiest City in America". A sensational guided adventure of all the gems of Boulder on the most fun and easy-to-ride thing on two wheels. Soar alongside…
from $105 / personView details
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Best of Boulder E-Bike Tour
5.0 (387)2h 30m
There is something different about Pedego Boulder. From the minute you arrive you will know you chose the best tour company in Boulder as you are greeted with friendly faces and our exceptional hospitality. Whether you…
from $103.53 / personView details
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Rocky Mountain National Park Tour and Picnic
5.0 (32)7h 30m
Experience Rocky Mountain National Park on this personalized, small-group tour. NO PARK RESERVATIONS NEEDED! We handle all park entry logistics so you can relax and enjoy the day. Departing from Boulder, travel in a…
from $199 / personView details
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Free cancellation
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E-Bike Guided Tour in Boulder, Colorado
4.9 (52)2h 30m
Come Ride Boulder's all-in-one best of everything Boulder, CO tour. Ride to all the breathtaking sights, both scenic and historic. Enjoy Boulder's natural beauty, and see the whole town, including all the major…
from $100 / personView details
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Sights, areas and experiences here were last checked 2026-09-13.
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