A "sundowner spot" refers to a location where people gather to enjoy the sunset. It can be a picnic spot, a café, or any place offering a beautiful view of the setting sun. Full definition
The house has probably the best infinity pool ever (25 meters) and its winding jetty ends in a perfect sundowner spot on a cliff overlooking the big Indian Ocean where guests enjoy pre-dinner cocktails under the African sky and the sound of lapping waves. (luxurytravelmagazine.com)
It is an outstanding sundowner spot for cocktails, as well as a regular seaside watering hole for the young and affluent Phuket set. (phuket.com)
The beach is nevertheless a great sundowner spot with views — in the distance — to Koh Jum, Koh Poda, and even the Phi Phi Islands (on clear days). (krabi-hotels.com)