Summer Lessons

Take advantage of amazing outdoor adventures in Mammoth Lakes and the Eastern Sierra. DSES offers flat water kayaking, stand up paddle boarding, rock climbing, hiking, road cycling, and mountain biking. We also provide skilled guides to support guests at the Mammoth Mountain Adventure Center activities including the climbing wall, zip line, bungee, and ropes course.

DSES summer activities will reopen Summer 2023.

Lesson Times 

9:30 AM – 12:00 PM

9:30 AM – 2:00 PM*

10:30 AM – 12:00 PM**

1:00 PM – 3:30 PM

Lesson Prices:

$145 per 2.5 hour lesson

$100 per 1.5 hour lesson**

All Lessons include lift tickets (if applicable), equipment, and instruction. Scholarships available.

Cancellation Policy

Athletes may cancel a lesson at any time with no cancellation fee. To cancel a lesson, please email us at or give us a call at 760.934.0791.


DSES operates out of the Panorama Gondola/Mammoth Kids/ Adventure Center building at Mammoth Mountain Ski Area’s Main Lodge. Accessible parking is available nearby. For directions to Main Lodge, please click here: Directions and Maps

Making a Reservation

To make a reservation, please fill out the required Student Information Form and Move United Liability Release below. Once these are completed, please give us a call at 760.934.0791. We are open from 8:00 AM – 4:00 PM seven days a week! We do not take reservations over email. Advanced reservations are required with at least 24 hours notice. Please call at least 48 hours in advance to make your reservation if you need rentals/lift tickets/Adventure Center tickets through DSES for your lesson, Monday – Friday.

If you have any questions or want to talk more about building your adventure, please call 760.934.0791 or email at

Student Information Form & DSES Liability Release

The Student Information Form gives us the information we need to ensure the best lesson experience for our athletes.

Move United Liability Release & Optional Media Release

DSES is a chapter of Move United which provides resources and insurance for adaptive sports and athletes in the US.