Surprise, Amphitheater, and Delta Lake via the Amphitheater Trail

Name: Surprise, Amphitheater, and Delta Lake via the Amphitheater Trail
Rating: 10

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The hike to Surprise, Amphitheater, and Delta Lake via the Amphitheater Trail is an intense route for experienced hikers. This 18.5 km long trail is steep and challenging. If you plan in advance, this trail can be broken up into an overnight backpacking trip by reserving a campsite at Surprise Lake.

Route Description for Surprise, Amphitheater, and Delta Lake via the Amphitheater Trail

The hike to Surprise, Amphitheater, and Delta Lake via the Amphitheater Trail is an excellent adventure. This trail is long and challenging. If you plan to hike the whole length in one day, ensure that you start out early in the morning. Sun protection, lots of snacks, and lots of water are essential on this trail. We strongly recommend bringing a set of hiking poles, a rain jacket, and an extra warm layer as well. The last thing you will want to pack is a camera. This hike may be hard, but it is beautiful as well.

With pristine glacial lakes and incredible views of the Tetons, the hike to Surprise, Amphitheater, and Delta Lake via the Amphitheater Trail is one of the most spectacular routes in the region. This hike is difficult, but if you arrive prepared and are up for the challenge, this trail will likely become a favorite.

To hike to Surprise, Amphitheater, and Delta Lake via the Amphitheater Trail, begin at the Lupine Meadows Trailhead and follow the trail across Glacier Gulch Creek to a divide. At the divide, take the path on your right and head up the switchbacks. Stay right at the next two divides, then take the path on your left to make your way to Surprise Lake and Amphitheater Lake.

After checking out Surprise Lake and Amphitheater Lake, backtrack to the last split in the trail and take the other path to head northwest up to Delta Lake.

Enjoy a well-deserved rest at Delta Lake and soak in the incredible views of the Grand Teton. When you are ready to head home, simply retrace your path back to the Lupine Meadows Trailhead, where you began.

Trail Highlights

Surprise Lake

Surprise Lake is a small, pristine glacial lake in the Tetons. There are three campsites available at this lake. Camping at this lake requires a reservation and a backcountry permit.

Delta Lake

Delta Lake is a gorgeous lake in Grand Teton National Park. This water in this glacial lake is turquoise in color. This color is caused by rock flour (glacial silt) deposited in the lake by the Teton Glacier.

Frequently Asked Questions

Can you swim in Grand Teton National Park?

Yes, you can swim in most of the lakes in Grand Teton National Park although, be warned, the water is very cold. It is best practice to check in with a ranger before going swimming in any of the lakes. Please respect NPS area signage and swim safely.

Insider Hints for Surprise, Amphitheater, and Delta Lake via the Amphitheater Trail

Take your time on the descent and use hiking poles if you have them. Most injuries happen on the descent, go slow and be safe.
If you lose the trail, look for cairns (piles of rocks) that are made to mark the way.
Keep an eye out for wildlife including coyotes, pika, and deer!