The deaths of at least six foreign nationals in a fiery van crash in eastern Idaho are a reminder that many visitors to two of the busiest U.S. national parks, Yellowstone and Grand Teton, and nearby areas come from around the world.

Seven people were killed in a collision between a pickup truck and a tour van near Yellowstone National Park on Thursday, May 1, police said.

Seven people were killed in a fiery crash between a van and a pickup truck on an eastern Idaho highway near Yellowstone National Park, officials said.