A pair of Peregrine Falcons have set up their nest not far from where I live, providing an opportunity for observation and photography. The parents have chosen a fine location -- a cave high up on cliff, inaccessible to the public. However, it does make photography somewhat challenging because of the distance from which one has to shoot. In the photo below (taken from where I set up my camera), you can see the nest location circled in red.
Below is a 1-minute video capturing a parent bringing food (a pigeon?) to the nest, and exiting 22 minutes later:
Here are the three satisfied chicks after their big meal: