Alta

Alta is a world in Plants Vs. Zombies: Plane Travel.

It has 80 levels, every 20 levels, there is a special one:

Special Levels

 * 20-1: Bigfoot Gargantaur Fight
 * 40-1: Hiker Gargantaur Fight
 * 60-1: Snowman Zombie Fight
 * 80-1 Zombot-HikeTron Mk. 1000

Zombies

 * Hiking Zombie (1-1)
 * Hiking Conehead Zombie (1-1)
 * Hiking Tupperwearhead Zombie (1-2)
 * Trail Mix Zombie (1-2)
 * More Coming Soon!