Marlette Flume Trail – Marlette Lake loop from Thunderbird Lodge

If you're looking for a truly epic mountain biking adventure with views that will stop you in your tracks, the Marlette Flume Trail – Marlette Lake loop from Thunderbird Lodge is absolutely worth your time. This difficult 19.6-mile (31.5 km) mountain biking route packs in 2850 feet (869 metres) of elevation gain, typically taking around 3 hours and 9 minutes to complete. It's a challenging ride best suited for experienced riders with good fitness who crave unparalleled vistas of Lake Tahoe and a diverse, engaging trail experience.

What to expect on Marlette Flume Trail – Marlette Lake loop from Thunderbird Lodge

This route is a journey through some of Lake Tahoe's most iconic scenery and varied terrain. You'll begin with a significant climb, gaining over 1,000 feet in the first four miles towards Marlette Saddle, often through peaceful aspen groves and fire roads. The famous Flume Trail section then transitions to largely singletrack, traversing steep mountainsides with continuous, breathtaking views of Lake Tahoe, often 1,600 to 1,800 feet above the east shore. Expect a mix of packed sand, technical granite boulders, and rocky sections, with some narrow passages and soft decomposed granite on the sides that demand your full attention. You'll also pass the serene Marlette Lake, a beautiful spot for a break, before tackling the rest of this demanding loop. This trail requires advanced riding skills and a head for heights, as some sections are quite exposed.

Planning your visit

While specific access details for starting directly from Thunderbird Lodge aren't widely publicized, the loop generally connects through well-known points like Spooner Lake. Given the high-altitude riding, often between 7,000 and 8,100 feet, be prepared for changing weather conditions and ensure you carry enough water. This trail is world-renowned and can be popular, so an early start is always a good idea to enjoy the solitude and beat any potential crowds. Remember to stop and soak in the Marlette Flume Trail viewpoints safely, rather than trying to ride and sightsee simultaneously on the narrow path.

Trail details

• Distance: 19.6 miles (31.5 km)
• Elevation gain: 2850 feet (869 metres)
• Difficulty: difficult
• Estimated time: 3 hours and 9 minutes