You can check the plotted mark on the map. By checking with the overhead view, you can consider the influence of the topography and river flow. Swipe to the left with your one finger on the mark screen. The screen slides in the same direction and the map is displayed. Orange is a plotted mark. You can display that mark at the center of the map by tapping on the bottom orange mark. Tap the rightmost mark to display your current position on the map. Swipe the screen to the right to return to the original screen.