
Great Smoky Mountains Rare Synchronous Firefly Waterfalls Walk
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September 2026
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Adults
Age 13 and over
Children
Age 12 and under
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Non-refundable booking. Same price on Viator, Outty earns a commission.
Traveler rating
5.0/5
Based on 21 traveler reviews. Ratings and reviews provided by Viator and Tripadvisor.
Quick answer
Is Great Smoky Mountains Rare Synchronous Firefly Waterfalls Walk worth booking?
Great Smoky Mountains Rare Synchronous Firefly Waterfalls Walk is a 3-hour experience in Knoxville, United States, from $70 per person. It scores 63 out of 100 on the Outty Ranking, which we label “Solid Choice”, based on a 5/5 rating across 21 reviews. This booking is non-refundable, so pick your date carefully. Same-day spots are currently showing.
- Outty Ranking
- 63 / 100
- Rating
- 5/5 (21)
- Duration
- 3 hours
- From
- $70 per person
Discover the enchanting world of rare synchronous fireflies in the Great Smoky Mountains during a guided night hike. As twilight descends, witness the mesmerizing light show of these unique creatures as they synchronize
What you get
About this experience
Discover the enchanting world of rare synchronous fireflies in the Great Smoky Mountains during a guided night hike. As twilight descends, witness the mesmerizing light show of these unique creatures as they synchronize their flashes in a pulsating rhythm. Along the way, enjoy the soothing sights and sounds of rivers and rapids and learn from a certified Wilderness First Responder with over a decade of experience. Settle in with provided chairs and headlamps for an unforgettable evening under the stars, where you have the opportunity to see rare synchronous fireflies and capture stunning time-lapse photos. Don't miss this unique opportunity to connect with nature.
What's included
Included
- Use of Headlamp
- Use of Camp Chair
Not included
- Parking Pass
Where it starts and ends
Meeting point
Knoxville
We will be meeting outside of Webb’s Market, 4382 Cosby Hwy, Cosby, TN 37722. You may use the restroom across the street at the Dollar General if you come early. Once everyone has arrived, we will caravan approximately 12 min to the trailhead.
Hotel pickup
No pickup: everyone meets at the start point.
Ends at
We will be meeting outside of Webb’s Market, 4382 Cosby Hwy, Cosby, TN 37722. You may use the restroom across the street at the Dollar General if you come early. Once everyone has arrived, we will caravan approximately 12 min to the trailhead.
Before you book
- Cancellation
- All sales are final. No refund is available for cancellations.
- Languages
- en
- Ticket
- Mobile Only
- Runs on
- Every day
- Group size
- Up to 11 travelers per booking
- Operated by
- Mountain Mama’s Art & Adventure
Know before you go
- Suitable for all physical fitness levels
Photos



What travelers are saying
Outty’s summary of the themes that recur across 21 traveler reviews. Written by us, not quoted from reviewers.
The guide
6 mentionsTravelers single out the guide as the reason the experience works.
Knowledge and storytelling
6 mentionsReviewers describe the commentary as informative rather than scripted.
Physical effort
3 mentionsExpect real walking or climbing: reviewers mention the effort involved.
Good for families
2 mentionsReviewers traveling with kids report it landed well with their group.
Traveler reviews
21 verified traveler reviews for Great Smoky Mountains Rare Synchronous Firefly Waterfalls Walk. Ratings and reviews provided by Viator and Tripadvisor.
Fun family adventure learning about Smoky Mountain plants, wildlife & fireflies!
Knowledgeable guide ensured a fantastic experience!
via Tripadvisor
Wonderful tour
If you ever get the chance to witness the synchronous fireflies in the Smoky Mountains, DO NOT pass it up — and this tour is absolutely the way to experience it! From start to finish, this was one of the most unique outings we've ever been on. What makes it so special is that it's so much more than just watching fireflies. Our hosts were incredibly knowledgeable and wove together the ecology, natural history, and cultural heritage of the Smoky Mountains in a way that felt effortless and captivating. We walked away genuinely learning something, and that's a rare gift. The experience kept us engaged the entire time — both mentally and physically. There was a wonderful energy to the evening, moving through the landscape as the light faded and the forest came alive around us. It felt like an adventure with an expert friend by your side, and the thrill of the ever potential bear sighting. The Hannah and her team were exceptional at connecting with every single person in the group — curious kids, seasoned nature experts, first-timers — everyone felt included and welcomed. Their enthusiasm and knowledge for the subject was genuine. The only bittersweet part is that this experience is only available for a few short weeks each year, during the brief window when the fireflies emerge and perform their magical display. It makes it feel all the more special. If you're lucky enough to snag a spot during that short season, grab it without hesitation. This is the kind of experience that reminds you just how extraordinary the natural world truly is. Absolutely unforgettable.
via Tripadvisor
Synchronous firefly viewing
Enjoyable tour! We had a nice walk through the park followed by viewing the fireflies. Hannah was a very accommodating tour guide!
via Tripadvisor
Must Do Experience! Hannah is the best!
Hannah's knowledge about the fauna and flora is remarkable. We had a great time hiking and the fireflies were spectacular! Life-changing experience!
via Viator
Magical experience
My husband surprised me with tickets to the synchronous firefly and waterfall walk. Hannah was our guide and she was absolutely amazing. The experience overall was so magical. Thank you Hannah for such a memorable experience. We look forward to booking again with you.
via Tripadvisor
Good to know
- Duration
- 3 hours
- Free cancellation
- Non-refundable
- Minimum age to book
- All ages
- Availability
- Bookable today
- Runs on
- Every day
- Hotel pickup
- No pickup, meet at start point
- Booked in 30 days
- 7
- Verdict
- Solid Choice
Why this scores 63
The Outty Ranking is a weighted composite. Here is how this experience performed on each component.
Great Smoky Mountains Rare Synchronous Firefly Waterfalls Walk: questions travelers ask
Practical detail on this experience, plus the wider planning questions for Knoxville.
How much does Great Smoky Mountains Rare Synchronous Firefly Waterfalls Walk cost?
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Prices start at $70 per person. The final price depends on the date, the time slot and the number of travelers, and peak weekends in Knoxville usually price higher than midweek mornings. Live pricing and remaining availability are confirmed on the booking screen before you pay.
How long does Great Smoky Mountains Rare Synchronous Firefly Waterfalls Walk take?
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Plan for about 3 hours from start to finish, not counting travel to the meeting point. Most travelers leave another 30 minutes on either side so the rest of the day in Knoxville is not rushed.
Is Great Smoky Mountains Rare Synchronous Firefly Waterfalls Walk worth it?
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It holds an Outty Ranking of 63 out of 100, which we label "Solid Choice". That score blends traveler sentiment (5/5 across 21 reviews), the depth of that review evidence, recent booking momentum, value for money against comparable outdoors in Knoxville, and how flexible the cancellation terms are.
Can I cancel or reschedule Great Smoky Mountains Rare Synchronous Firefly Waterfalls Walk?
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No. This experience is sold on a non-refundable basis, so only book a date you are confident about. Similar experiences in the city do offer free cancellation if flexibility matters more than price.
Is Great Smoky Mountains Rare Synchronous Firefly Waterfalls Walk suitable for kids and families?
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Yes, all ages are welcome. Families should still weigh the 3-hour running time, and strollers are easier on the earlier, quieter departures.
How far in advance should I book Great Smoky Mountains Rare Synchronous Firefly Waterfalls Walk?
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Around 7 people booked this in the last 30 days, so popular slots go early. Two to three weeks ahead is comfortable in shoulder season, while summer weekends and holidays in Knoxville can sell out a month out. Same-day spots do open up when other travelers cancel, so it is worth checking if you are already in town.
What should I bring or wear?
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Bring photo ID, your booking confirmation on your phone, a refillable water bottle and comfortable shoes. Dress for the weather in Knoxville and add a light layer if any part of the 3-hour experience runs outdoors or after sunset.
Where does Great Smoky Mountains Rare Synchronous Firefly Waterfalls Walk start and how do I get there?
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The exact meeting point and directions are on your voucher once you book, and they sit in central Knoxville within reach of public transport. Arrive 15 minutes early: late arrivals are treated as no-shows by most operators.
What are the best things to do in Knoxville?
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Knoxville, TN packs its best experiences into walkable neighborhoods, local food, and day trips nearby. Outty ranks every bookable tour and activity in Knoxville by rating quality, review depth, booking demand and value, so you can see the standouts before you book. On Outty we rank every Knoxville experience on the same 0 to 100 scale, and alongside this one the highest scorers right now include Downtown Knoxville Hidden Tour w/ Ice Cream, Coffee & Tennessee River Gems, Knoxville Sweet Treats Food Tour: Beignets, Chocolates, & More, Knoxville River Cruise Aboard the Volunteer Princess. The city page groups everything into most popular, highest reviewed, last minute and family-friendly so you can build a day around what actually delivers.
When is the best time to visit Knoxville?
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Spring and fall bring the best weather and lighter crowds in Knoxville, while summer has the widest choice of tours and evening activities. Booking patterns follow the same curve: prices and queues climb in peak weeks, while shoulder season gives you better availability on the top-ranked experiences and more room to change plans.
How many days do you need in Knoxville?
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Three full days covers the headline sights without sprinting. A workable rhythm is one anchor experience each morning, such as this one, an unhurried afternoon in a single neighborhood, then a food or nightlife booking in the evening. Five days lets you add a day trip outside the city.
Do I book through Outty or through the operator?
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Outty ranks and explains the experiences, then hands you to Viator to complete the booking with the operator directly. The price is the same as booking on Viator yourself, and Outty earns an affiliate commission on the referral, which is how the rankings stay free to read.
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