“When we magnify the images [in the future], we will reveal that beneath it lies what can only be described as a true underground city,” Malanga said, according to the outlet. Skepticism and ...

Early human beings lived in caves, and in Turkey, the ancient Derinkuyu Underground City could have sheltered as many as 20,000 people on at least eight levels extending more than 275 feet below ...

Del Mar is celebrating decreased costs for the city’s utility undergrounding project, but is still seeking financing for ...

While society has dictated that surface mining is no longer acceptable in many countries, it has also dictated that underground mining must be done safely. Historically, the type of mining method ...

"When we magnify the images in the future, we will reveal that beneath it lies what can only be described as a true underground city." He believes that radar images show a vast array of structures ...

In a statement - translated to English - Malanga, from the University of Pisa, said: "When we magnify the images [in the future], we will reveal that beneath it lies what can only be described as a ...