Peruvian authorities are investigating a deadly train wreck in an inaccessible canyon near Machu Picchu between trains of two rival companies.

Two trains taking tourists to Peru ’s famous Machu Picchu archaeological site have crashed killing a driver and injuring dozens of people.

Local media outlet Peru21 reports that "hundreds" of tourists remain at the scene awaiting evacuation, which has been "hampered" by difficult terrain around the crash site.