The best bet in our lifetimes will be by luck. There is a chance that gravitational lensing of a distant object might give us a glancing view of a black hole i

The best bet in our lifetimes will be by luck. There is a chance that gravitational lensing of a distant object might give us a glancing view of a black hole if thing line up just perfectly. But the chances of this happening, and that we actually are looking at the right place/time, are very very small.