Set your sights on the heavens with AstroTours.org's Mile High Astronomy Tour, a stellar experience nestled south of Denver at Daniels Park. This two-hour nocturnal adventure kicks off at sunset, offering celestial wonder, with no... More

NEW to Viator, but longtime Denver favorite! Come join us & jump into exploring Denver's hip, fun, trendy RiNo Art District the best way possible: on foot! See & experience Denver's most unique street art in our Mile High City's m... More

This tour takes guests to areas not otherwise available to the general public while our professional costumed guides regale you with ghost stories and local history. Brew specials are available to our guests by each venue, and gue... More

Watch the sunrise over the iconic Mesa Verde plateau in Hawkins Nature Preserve as you sip coffee at the canyon edge & learn about the history of southwest Colorado. Our walk is an easy 2-mile walk over sometimes uneven terrain. ... More

For each tour, owner and principal historical interpreter, Mark Serour, imparts the intriguing history of Fort Collins and the surrounding region in an engaging, detailed, and fun fashion. To enhance the customer experience, he al... More

This is a Private, Walking Tour. NOTE: What makes this walking tour unique is that, in most cases, we take our guests into several locations. We limit the number of guests on each tour to 20; because of this, this tours tends to s... More

Explore the captivating history of LoDo on this engaging 2.5-hour walking tour. Starting at the iconic House of Mirrors, uncover the intriguing characters and events that have shaped this vibrant area. As you stroll through the st... More

Get off the tourist track, avoid the national chain, big group tours, & get a glimpse into the strange happenings in Denver’s seedy past on this walking tour of Denver's infamous & historic Capitol Hill. The stories that Denver�... More

What makes the Dark Side of Denver Ghost Tour truly unique is its blend of captivating storytelling, meticulous research, and exclusive access to Denver's historic buildings. Unlike typical ghost tours, this experience transcends ... More

You'll walk around Denver's Art District known as the RiNo Art District and see discover the street art murals and artists that make this area unique. This is a smart phone guided, self guided, solo tour. Go at your own pace and... More

Join our mesmerizing walking ghost tour through Denver's haunted streets, where the past and the paranormal collide. Led by a seasoned guide steeped in local lore, you'll visit some of the city's most storied and spooky spots, inc... More

Founded in 1859 during the Gold Rush, Boulder grew from a humble supply town into a hub for education, culture, and innovation. Today, we’ll explore its fascinating landmarks, uncovering stories that bring its history to life. ... More

What lurks beneath the surface of Denver’s beautiful Cheesman Park? During this 1.5 hour interactive walking ghost tour you will uncover the eerie history behind the park (Denver’s first city cemetery). Along the tour you’l... More

This tour tells you the strange but fascinating, true stories of Breckenridge and is unique to the company - Breckenridge Tours. Please note: this tour is not suitable for children under 8... More

Let’s Roam is the top app-led adventure hunt company! Discover the best landmarks and hidden gems, answering trivia questions and tackling exciting challenges along the way. Team up or compete against each other as you uncover... More

Our unique hiking tour allows you the opportunity to escape your comfort zone while having the comfort of an experienced outdoorsman, and local, guiding you. Our hikes are completely customizable, and allow for the perfect hiking ... More

On this self-guided walking tour through Denver, Colorado’s vibrant capital, you’ll journey through its historic downtown area and explore the architecture, culture, and little-known facts that define the city’s urban center... More

Turn Denver into a game while partaking on a 2-hour Walking Adventure. Your smartphone will act as your guide, while you solve clues and complete challenges around the city. Entry price is per team.... More

Let’s Roam is the top dog in app-led adventure hunts! Stroll to all the coolest landmarks and hidden gems, tackling trivia questions and conquering challenges along the way. Team up with your buddies or go head-to-head in friend... More

Denver’s best & only gluten free & brew tour with a local foodie, world traveler, & celiac! I was a gluten free travel blogger for years & built & sold the first dedicated gluten free app! I lived abroad for 5 years, so I bring... More