Reverse geocoding takes a point and returns a matching address.
Single point reverse-geocoding
>>> client.reverse((33.738987, -116.4083))
You can also reverse geocode in batch:
>>> client.reverse([(33.738987, -116.4083), (34.288, -112.12)])
As with geocoding, there is a limit of 10,000 points you can geocode at a time.