Highlight • Waterfall
Hiking
5.0
(19)
Grotto Falls is a captivating 25-foot waterfall nestled within the scenic Great Smoky Mountains National Park in Tennessee, near the charming town of Gatlinburg. Situated at an elevation of approximately 1117 meters, this natural wonder is celebrated for a truly unique feature: it is the only waterfall in the entire park that allows visitors to walk directly behind its cascading sheet of water. This distinctive characteristic makes Grotto Falls a standout destination for nature lovers exploring the region.
What draws countless visitors to Grotto Falls is the immersive experience it offers. Hikers consistently rave about the opportunity to step into the cool, misty alcove behind the falls, feeling the thunderous power of the water and enjoying a refreshing respite, especially during warmer months. The journey along the Trillium Gap Trail, winding through an ancient hemlock forest, is equally praised for its serene beauty and abundant natural surroundings.
Before embarking on your Grotto Falls waterfall hike, it's wise to come prepared. Hikers suggest packing essentials like water, snacks, and bug spray, as insects can be present. A walking stick can provide extra leverage on the trail, and a supportive backpack is useful for carrying items. While the trail is generally considered moderate, good walking shoes are a must. Parking for Grotto Falls is available along the one-way Roaring Fork Motor Nature Trail, which is typically closed from December through mid-March.
The best time of year to visit Grotto Falls waterfall depends on your preference. Summer offers a cool escape behind the falls, while spring brings a vibrant display of wildflowers along the trail. During the winter closure of the Roaring Fork Motor Nature Trail, Grotto Falls can still be accessed by starting from the Rainbow Falls Trailhead, though this adds an additional 3.4 miles to the roundtrip journey. This makes for a rewarding Grotto Falls waterfall family hike for those seeking a longer adventure.
The primary access to Grotto Falls is via the Trillium Gap Trail, a 2.6 to 3-mile roundtrip path that offers a moderate Grotto Falls waterfall trail difficulty. This well-maintained trail leads you through a lush old-growth forest, crossing several small streams before reaching the falls. For those wondering how long is Grotto Falls waterfall hike, it typically takes a couple of hours to complete, allowing ample time to enjoy the scenery and the unique experience at the waterfall.
Visitors often share vivid memories of their time at Grotto Falls, from spotting salamanders thriving in the moist environment behind the cascade to observing llamas used as pack animals on the Trillium Gap Trail, delivering supplies to LeConte Lodge. The cool mist from the falls provides a welcome relief, and the chance to witness local wildlife, including black bears, adds to the adventure. It’s a truly sensory experience, combining the sights and sounds of nature.
Whether you're planning a leisurely stroll or a more vigorous trek, there are various ways to explore the area around Grotto Falls. You can discover numerous hiking routes and plan your visit with komoot, finding the perfect path to suit your activity level. The trails in this part of the Great Smoky Mountains National Park cater to hikers of all abilities, promising fresh mountain air and compelling vistas.
This Highlight is in a protected area
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Tips
October 7, 2022
Hiking
August 1, 2023
Hiking

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Nearby routes
Best routes near Grotto Falls

31
hikers
2.54km
00:50
210m
0m
Embark on an easy hike to Grotto Falls via the Trillium Gap Trail, a 1.6-mile (2.5 km) route that takes about 50 minutes to complete. You will gain 675 feet (206 metres) in elevation as you journey through a cool, shaded old-growth hemlock forest. The path can be uneven and rocky in places, but it leads you to the unique 25-foot Grotto Falls, where you can walk directly behind the cascading water. In spring, the forest floor comes alive with vibrant wildflowers, including trillium and violets, adding color to your experience.
This trail is a popular destination, especially during the summer months, so plan to arrive early to secure parking at the trailhead. Starting your hike early in the day will help you avoid crowds and enjoy a more peaceful experience. Consider visiting during the shoulder seasons for a quieter visit and easier parking.
What makes this route particularly special is the opportunity to walk behind the Grotto Falls, a rare and immersive experience. On Mondays, Wednesdays, and Fridays, you might even spot llamas on the trail; they use this path to carry supplies to LeConte Lodge, adding an unexpected sight to your adventure.

4.5
(2)
15
hikers
19.8km
06:25
1,270m
230m
Embark on a challenging hike up Mount LeConte via Trillium Gap Trail, a difficult route spanning 12.3 miles (19.8 km) with an impressive 4153 feet (1266 metres) of elevation gain. You can expect this journey to take around 6 hours and 24 minutes. The trail starts gently, winding through an old-growth forest before reaching the unique Grotto Falls, where you can experience walking directly behind the cascading water. As you ascend, the path transforms, becoming rockier and steeper, guiding you past various streams and through diverse forest environments. Near the summit, you are rewarded with spectacular vistas from Myrtle Point and Cliff Top, offering panoramic views of the surrounding mountains.
Prepare for a physically demanding day on the trail; a good level of fitness is essential, especially given the rocky and steep sections you will encounter. It is wise to start early to allow ample time to complete the route before dusk. Be aware that llama trains utilize this path three times a week to resupply LeConte Lodge, so you may encounter them during your hike. If you are considering an overnight stay at the lodge, ensure you book your reservations well in advance, as spots fill up quickly.
This trail leads you to one of the highest peaks in Great Smoky Mountains National Park, offering a truly rewarding experience. The presence of LeConte Lodge near the summit adds a unique historical and logistical element to the route, as it is one of the few backcountry lodges in the park. The diverse ecosystems you traverse, from old-growth forests to high-altitude vistas, showcase the rich natural beauty of the region. This makes the Mount LeConte via Trillium Gap Trail a standout option for those seeking a significant mountain adventure.

5
hikers
5.99km
01:51
360m
10m
Embark on a moderate hike along the Trillium Gap Trail to Grotto Falls, a 3.7-mile (6.0 km) route that takes about 1 hour and 50 minutes to complete. You will gain 1171 feet (357 metres) as you journey through a dense forest filled with old-growth hemlock trees, offering plenty of shade. In spring, the forest floor transforms with vibrant wildflowers like trillium and white violets. The trail's highlight is Grotto Falls, a unique 25-foot waterfall where you can actually walk behind the cascading water, providing a refreshing experience.
Given the popularity of this trail, especially during the summer months, you should plan your visit carefully. Parking near the trailhead can become quite limited, so arriving early in the day is highly recommended to secure a spot. This helps you avoid the busiest times and ensures a more relaxed start to your hike. Consider visiting during the shoulder seasons for fewer crowds and a different natural beauty.
This route stands out as the only trail in Great Smoky Mountains National Park that allows you to walk directly behind a waterfall, making Grotto Falls a truly memorable destination. The journey itself offers a deep immersion into an old-growth forest ecosystem, showcasing the rich biodiversity of the Smokies. It's an excellent choice if you are looking for a rewarding experience with a distinctive natural feature.
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Elevation 1,120 m
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No, pets are not permitted on the trails in the Great Smoky Mountains National Park, including the Trillium Gap Trail to Grotto Falls. This rule is in place to protect both wildlife and your pet.
Hikers recommend wearing good walking shoes or hiking boots, as the trail can be uneven and involves stream crossings. It's also wise to pack water and snacks, especially for warmer days. Consider bringing bug spray, a walking stick for leverage, and a small towel if you plan to get close to the falls. A supportive backpack is useful for carrying your items.
Parking for Grotto Falls, located along the one-way Roaring Fork Motor Nature Trail, can fill up quickly, especially during peak season (summer and fall) and on weekends. Arriving before mid-morning is strongly recommended to secure a spot.
Yes, Grotto Falls can be visited in winter, but access changes. The Roaring Fork Motor Nature Trail, which leads to the main trailhead, is typically closed from December through mid-March. During this period, you can still reach Grotto Falls by starting from the Rainbow Falls Trailhead, which adds an additional 3.4 miles to the roundtrip hike.
The Grotto Falls trail is rated moderate due to its gradual incline and some uneven terrain. It winds through an old-growth hemlock forest and involves crossing several small streams, which can be slippery. While not overly strenuous, it requires a reasonable level of fitness.
Grotto Falls is located within the Great Smoky Mountains National Park, which prioritizes natural preservation. Therefore, there are no cafes or commercial amenities directly at the trailhead or along the trail. You'll find dining and shopping options in the nearby town of Gatlinburg, Tennessee, before or after your hike.
Grotto Falls is unique because it is the only waterfall in the Great Smoky Mountains National Park that allows visitors to walk directly behind its cascading sheet of water. This is possible due to an ample alcove beneath the overhanging lip of the falls, created by the erosion of softer rock layers behind a harder caprock.
No, there are no permits or fees required to hike to Grotto Falls or to enter the Great Smoky Mountains National Park. It is one of the few national parks that does not charge an entrance fee.
The Grotto Falls trail via the Trillium Gap Trail is an out-and-back hike. You follow the same path to the falls and then return the way you came. The roundtrip distance is approximately 2.6 to 3 miles.
The trail passes through an old-growth forest, offering opportunities to spot various wildlife. Hikers frequently report seeing salamanders in the moist environment behind the falls. There's also a chance to observe black bears, especially during early morning or late afternoon, and even llamas used as pack animals delivering supplies to LeConte Lodge.
Both Grotto Falls and Abrams Falls are popular waterfalls in the Great Smoky Mountains National Park, but they offer different experiences. Grotto Falls is unique for its walk-behind feature and is generally a shorter, moderately difficult hike. Abrams Falls, while not walkable behind, is known for its powerful plunge into a large pool and is a longer, more strenuous hike (about 5 miles roundtrip) with a higher risk of strong currents if entering the water. Grotto Falls is accessed via the Roaring Fork Motor Nature Trail, while Abrams Falls is in Cades Cove.
While the Grotto Falls trail itself is considered moderate, the Great Smoky Mountains National Park offers many other trails. For easier options, consider trails like the Gatlinburg Trail or the Sugarlands Valley Nature Trail, both located closer to the Gatlinburg entrance and offering relatively flat, paved, or well-maintained paths suitable for a more leisurely stroll.