Where CAN We Travel?

I won't be traveling right now, but I've been looking at places I could travel if I wanted. I had seriously considered a few destinations, but the thought of spending 4+ hours on an airplane didn't sound appealing to me. I know a lot of people are hoping to get out of the house and just get away, so let's look at where we can go instead of looking at all the places we can't.

Many destinations aren't open to us: The 27 countries in the European Union being the biggest, then the UK, Canada, Mexico,...