<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjQtMDkvMDE5MjJkNGMtOTlmMy03NTRhLWFlYWEtYzNjZGVkZTgyZTJm.jpg"></p><p>A state-of-the-art nuclear bunker in the Swiss Alps is being used to safeguard Bitcoin.</p>