What is the expected internet signal strength from eSIMAdventures on Romania's Transfăgărășan highway?

Your eSIMAdventures plan will generally provide good coverage along the legendary Transfăgărășan highway in Romania, letting you share epic mountain views. However, for the most remote sections, especially within the longest tunnels and high-altitude areas near Bâlea Lake, signal can be intermittent. We highly recommend downloading offline maps and guides for the entire route before you set off. This preparation ensures you can navigate confidently and enjoy the stunning scenery without worrying about connectivity gaps.