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- Great Smoky Mountains, 37738 Gatlinburg Tennessee United States
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Increasing numbers of people come each year to a trailhead near Elkmont to see them. Scientists use a degree day model to try to predict the onset of each year's peak display.
Driving and parking near Great Smoky Mountains National Park are strictly regulated during the two-week P. carolinus mating season. Would-be visitors are required to park at the Sugarlands Visitor Center and wait for a trolley to take them to the viewing site.
On weekends there may be a four-hour wait for transportation.
For more information you can follow this link.