WEST YELLOWSTONE, Mont. — Search teams located the site of an airplane crash that killed three people near Yellowstone National Park using the last known location of the smart watch from one of the victims, authorities said Monday.

Authorities used the smartwatch’s last location to search for the small plane, which had three on board when it crashed “in dense timber” near West Yellowstone.

The dense timberlands in a small town near West Yellowstone, Montana, concealed the wreckage of a small plane until an unlikely beacon — a victim’s smartwatch — helped search-and-rescue crews locate the crash site,