What is "rundisney"

runDisney (formerly Disney Endurance Series and The Endurance Series at Walt Disney World Resort), is the road race division of Disney Sports Enterprises, a unit of Walt Disney Parks and Resorts, a segment and subsidiary of The Walt Disney Company. The division is designed to get runners to plan a "runcation", a vacation planned to coincide with the race they signed up for.

runDisney consists of 26 individual races with 163,000 runners.