The phrase "best vantage point" means the most advantageous position or location from which to observe or understand something. It refers to being in the most favorable spot to have a clear and comprehensive view or perspective. Full definition
According to animal behaviour experts, most cats prefer to sleep and hang out in places with good vantage points. (eastridgehosp.com)
What better vantage point than from the top of a camel. (wikiaustralia.com)
Also known as giant's kettles, or cylindrical potholes, there are a number of good vantage points from which to view the natural sculptures as bridges and walkways criss - cross the formations. (blog.sa-venues.com)