Image: Visit Jackson Hole Wyoming's Jackson Hole Travel & Tourism Board has created an open-source Instagram filter to help visitors gauge if they're at a safe distance from wildlife to take photos. The board hopes the tool will help better protect tourists visiting wildlife destinations - and the animals they're watching - during the busy summer travel season.To use the filter, visitors to the valley and wilderness recreation area need to open up the Selfie Control filter in the Instagram app. After selecting the type of wildlife they're looking at, tourists must align the animal's outline to its icon. If the real-life animal's bigger than the icon, then they're too close and should back up.Jackson Hole, like nearby Yellowstone National Park and other wildlife... Continue reading...