"Judging from this map, it only shows a localized area. To find the exact location of this mark, we first need to find the region depicted in the drawing," Xiao Tian said quietly, studying the meticulously crafted map.
"Indeed. So how are we supposed to find the area drawn on this map?" the others asked, looking puzzled after hearing Xiao Tian's words.
"Look at the map. The contour lines show several very distinctive mountains. Let's start by searching for these mountains!" Xiao Tian said, pointing at the contour lines on the map as he looked at their perplexed faces.
Chapter 422