July 22, 1983.

Redwood City, California.

After spending the month traveling through the state, two Swedish nationals, 23-year-old

Marie Lillianberg and 25-year-old Maria Valin, leave their friends' residence in order

to hitchhike to Los Angeles.

When they fail to make their schedule a flight and do not return home to Sweden, they are

officially reported missing and their decomposing bodies are soon found in Los Padres National

Forest.

Eight years later, the Swedish consulate in San Diego receives an anonymous phone call

which implicates a suspect in the murders of the two women, but it does not lead to an

arrest and no one is ever charged for the crime.

For that, the trail went cold.

Hello everyone and welcome to our latest episode of the trail went cold.

I'm your host Robin Warder and we're going to be exploring a disturbing cold case involving

hitchhiking.

The 1983 murders of Marie Lillianberg and Maria Valin.

Marie and Maria were both Swedish nationals who decided to go on an extended vacation

to the United States and even though they did not know each other, they cross-mass while

working the same job in Colorado and quickly became friends.

Before they traveled back home, the two women decided to spend the summer hitchhiking through

California, but unfortunately they would eventually become the victims of foul play.

While the case receives substantial media coverage at the time, it soon faded from the

...