While no written accounts exists, Native American tribes survived off wild game in the region such as bison and elk.
After leaving the Lewis & Clark expedition, John Colter comes to Jackson Hole to pursue beaver trapping. Colter, Jim Bridger, Jedediah Smith, William Sublette and David E. Jackson gather in the summers to trade pelts for sustenance and winter supplies. Many towns and counties would later be named after these men.
After going quiet for two decades, the Valley sees a resurgence in 1860s as the Homestead Act encourages pioneers to acquire new land. Farmers and hunters flock to the region. By 1894, the town of Jackson is incorporated.
Travelers see Jackson Hole as a fishing, hiking, horseback riding and hunting destination. In the 1920s, locals begin hiking to the top of Snow King in their winter boredom and skiing down on wooden planks. Mike OíNeil builds jumps on Snow King, setting off an era of ski jumping and racing on the mountain.
Grand Teton and Yellowstone National Parks and the Bridger-Teton National Forest are established. This limits the amount and location of land that can be used for ranching. Leaving so much open space encourages tourism to the region.
The first horse and hiking trail to the top of Snow King opens courtesy of the Civilian Conservation Corps, a public work relief program for the unemployed following the Great Depression. The trail switch backs all the way to the top of the 1,571-foot mountain.
The Jackson Hole Ski Club is established. The first race includes jumping through a fire-ringed hoop at Snow King.
Snow King Resort is the first ski resort in Wyoming with lift tickets costing $2.95. A rope tow, made by Neil Rafferty, acts as the sole lift for the lower half of the mountain and is powered by a Ford tractor engine.
Neil Rafferty and the Jackson Hole Winter Sports Association install Snow Kingís first top-to-bottom chairlift for $5,000.
Neil Rafferty installs a tow rope on Telemark Bowl at the top of Teton Pass that remains open for nearly 20 years in the early season before Snow King Resort opens for the winter season. The tow operates on the spinning tires of a Jeep.
The Aerial Tram is installed at Jackson Hole Mountain Resort just one year after the Resort opened skiing on Rendezvous Mountain.
On the western slope of the Tetons, Grand Targhee Resort opens in Alta, WY.
Bill Briggs is the first person to ski down the Grand Teton, a major event leading to an influx of big mountain skiing and exploration in the United States.
The New York Philharmonic holds the first summer residency in its 147-year history in Jackson Hole during the first two weeks of July. America's oldest orchestra performs four concerts as a benefit for Jackson Hole's 39-year-old Grand Teton Music Festival.
In June, President George H.W. Bush chooses to deliver his first major speech on the importance of the environment and clean air in Grand Teton National Park.
In September, U.S. Secretary of State James Baker and Soviet Foreign Minister Eduard Shevardnadze hold a historic meeting on the shores of Jackson Lake in Grand Teton National Park. Baker chooses Jackson Hole to showcase the spectacular scenery and preserved heritage of America's west.
Paul McCollister sells Jackson Hole Ski Corp. to the Kemmerer family. The family has ties to Wyoming dating back over 100 years.
The backcountry gate system is in action at Jackson Hole Mountain Resort, making Jackson Hole a world-famous destination for those seeing added adventure. Gated access opens over 3,000 acres of untouched backcountry.
After the famed Jackson Hole Aerial tram stopped operating in 2006 after 40 years of service, a new bigger, faster Tram is installed.
The Ski Area Recreational Opportunity Enhancement Act (S. 382/H.R. 765) passes for the nationís 121 ski areas operating on public lands. This leads to more summer activities such as zip lines, mountain biking, ropes courses, disc golf courses and more.
Teton County is awarded a grant from the Wyoming Business Council to fund trail development in Jackson Hole.