Season 2 Episode
- Season 1 Saving Zuli!
- Season 1 Poachers in the Park!
- Season 1 Gold Rush!
- Season 1 Danger on the Mountain
- Season 1 The Treasure of Dan Montaigne
- Season 1 Forest Fire!
- Season 1 Spider Bite!
- Season 1 Roundup!
- Season 1 Wolf Attack
- Season 1 Avalanche
- Season 1 The Day Off
- Season 1 The Tornado Hunters
- Season 1 Where's Lassie?
- Season 1 Who Knows Best?
- Season 1 Hide and Seek!
- Season 1 Frances' Garden
- Season 1 The Iron Horse of Grand Mountain
- Season 1 The Demon of Diamond Lake
- Season 1 Thin Ice
- Season 1 Trapped
- Season 1 Momma Zoe
- Season 1 Condors in the Valley
- Season 1 Harvey's Journey
- Season 1 The Secrets of the Parker Clan
- Season 1 The Grand Mountain Adventure Challenge - Part 1
- Season 1 The Grand Mountain Adventure Challenge - Part 2
The New Adventures of Lassie - Season 1 Episode 26 The Grand Mountain Adventure Challenge - Part 2
8.00 26 minutes The Grand Mountain Adventure Challenge begins with Zoe and three other teams competing. From the beginning, things begin to go wrong for each of the teams. One by one, each of the other competitors gets into some kind of trouble and Zoe and Harvey have no choice but to put their own progress on hold while they save their friends. They discover that these mishaps were no accident and come to realize that one team is cheating...
