Where can I exchange currency if I'm abroad?

As a frequent traveler and cryptocurrency enthusiast, I often find myself in situations where I need to exchange currency while abroad. The question that constantly arises in my mind is: "Where can I safely and efficiently exchange currency while traveling in a foreign country?" Given the wide variety of exchange rates, hidden fees, and potential scams, it's crucial to find a reliable source for currency exchange. Whether it's through a bank, an ATM, or a local currency exchange bureau, I'm always on the lookout for the best options to ensure I get the most bang for my buck. The answer to this question often varies depending on the country and its local regulations, but understanding the best practices and options available is essential for any traveler.