On October 16, 1988, Caroline Foster, a bright 20-year-old botany student from the University of Tennessee, embarked on what was supposed to be a simple day hike along the Alum Cave Trail in the Smoky Mountains National Park. An experienced hiker, Caroline had planned to collect samples and photograph the local flora, a routine activity for her academic and personal interests. That morning, she assured her parents she would return by 7:00 PM for dinner. Tragically, that was the last time they ever saw her.
Caroline’s dark green Honda Civic was found later that night in the trail’s parking lot, locked and undisturbed. Inside the vehicle, her backpack, phone, and essential hiking gear were left behind—a puzzling detail for someone so experienced in outdoor excursions. A massive search operation was launched, involving over 100 people, trained dogs, and helicopters. Despite their efforts, no trace of Caroline was found. The case quickly grew cold, leaving her disappearance shrouded in mystery.
For nearly two years, Caroline Foster’s fate remained unknown. Her parents distributed flyers, hired private investigators, and held onto hope, but there were no leads. Then, on May 20, 2000, a shocking discovery was made deep in the Smoky Mountains by three amateur spelunkers exploring an isolated ravine near an abandoned copper mine. What they uncovered would forever change the narrative of Caroline’s case—and become one of the most chilling discoveries in the region’s history.
In the depths of a dense forest, the spelunkers stumbled upon a small, cleared platform with an ominous structure resembling an altar. At its center lay a large slate stone, smooth and gray, atop a base of crudely cut logs. Resting on the stone was a human figure encased entirely in a translucent, amber-like resin. The body, preserved in a surreal sarcophagus-like state, was identified as a young woman. Her hands were crossed over her chest, and her head was tilted to the side, creating an eerie and deliberate pose. Around the altar, bone-crafted candlesticks and carved symbols on nearby trees hinted at a ritualistic purpose.
Authorities were immediately alerted, and a team of detectives and forensic experts descended upon the site. The body was carefully transported to Knoxville’s forensic center, where it was identified as Caroline Foster through dental records and DNA analysis. The resin encasing her body revealed layers of meticulous application, spanning 19 months. Analysis of the resin’s pollen traces indicated seasonal patterns—autumn, winter, and spring—confirming that the killer repeatedly returned to the site to add new layers. This chilling ritual suggested a deep, methodical obsession.
The autopsy revealed that Caroline had died from strangulation, likely caused by a leather belt. Her body showed no signs of sexual assault or other injuries, leading investigators to believe her murder was not motivated by conventional reasons like theft or lust. Instead, it appeared to be an act of ritualistic vengeance or symbolic preservation. The resin had acted as a natural embalming agent, mummifying her body and preserving her clothing and tissue.

The investigation took another dark turn when detectives discovered an abandoned cabin in the Porters Creek area, approximately 10 kilometers from the altar. The cabin, hidden within dense foliage, contained tools, bone-carved items, and symbols identical to those found near the altar. Hair samples retrieved from the cabin provided a DNA profile of an unknown male. Despite extensive searches in national and state databases, the suspect’s identity remained elusive.
Historical research uncovered a possible motive. Before the Smoky Mountains became a national park in the 1930s, the land belonged to various families who were forcibly evicted. One family reportedly resisted the government’s efforts, claiming the land was sacred. Rumors suggested that a descendant of this family had returned to live in secret, harboring resentment against outsiders and viewing the land as his rightful domain. Investigators speculated that Caroline’s presence might have been perceived as an intrusion, provoking the suspect’s violent and ritualistic response.
Despite compelling circumstantial evidence linking the cabin’s inhabitant to Caroline’s murder, the suspect was never found. The DNA profile matched no known individuals, and the cabin’s state suggested it had been abandoned years before the final resin layers were applied to Caroline’s body. Investigators theorized that the suspect either died or relocated, leaving behind only fragments of his twisted legacy.
The case was officially closed in 2002, classified as resolved under exceptional circumstances. While the identity and motives of Caroline’s killer were pieced together through historical and forensic clues, the lack of direct evidence meant justice could not be served. Her family finally received answers, but closure remained elusive.
The story of Caroline Foster remains one of the Smoky Mountains’ most haunting mysteries—a tale of isolation, ritual, and the chilling clash between humanity and the wilderness. Her tragic death serves as a reminder of both the beauty and danger hidden within the depths of the natural world.