Ep 1. Ghost Adventures: Grand Canyon Caverns

In the season 10 premiere of "Ghost Adventures," the team travels to the Grand Canyon Caverns in Peach Springs, Arizona, to investigate the paranormal activity reported by staff and visitors. The caverns are over 200 feet below the surface and date back over 345 million years. The team begins their investigation by exploring the caverns and learning about their history.

As they investigate, they capture strange EVPs (electronic voice phenomena) and experience unexplained physical sensations. Zak Bagans, the lead investigator, and his team attempt to communicate with any spirits that may be present using various equipment and techniques. They also speak with local residents and experts to learn more about the history of the area and any possible ghostly connections.

Throughout the investigation, the team experiences intense moments of paranormal activity, including objects moving on their own and unexplained shadows and sounds. At one point, they even capture what appears to be a full-bodied apparition on camera.

The investigation concludes with the team analyzing their evidence and presenting their findings to the staff and owners of the caverns. The episode ends with a cliffhanger, leaving viewers wondering what they may encounter next in their search for the paranormal.