Cabrillo National Monument combines several things San Diego does particularly well: history, ocean scenery and a location that makes you want to stand still and look around for a while.
A historic viewpoint
The monument commemorates the arrival of Juan Rodríguez Cabrillo’s expedition on the west coast of what is now the United States in 1542. Modern interpretation also provides opportunities to consider the much longer Indigenous history of the region.
Views from Point Loma
The elevated position can provide broad views over San Diego Bay, the city and the Pacific. Visibility naturally depends on weather.
Tide pools
Coastal tide pools are another attraction when tides and access conditions are suitable. Observe marine life carefully and follow current protection rules.
Check before you go
Access, fees, tide-pool conditions and operating arrangements can change, so consult current National Park Service information when planning.
I would allow enough time to explore rather than treating Cabrillo as a single viewpoint.
The combination of military history, maritime history and coastline makes Point Loma feel far removed from downtown even though the city remains close by.