Below is a pinpoint location of the ruins of Lady Anne’s Summer House.
RuinsIcon <- makeIcon(iconURL <- "https://cdn-icons-png.flaticon.com/512/2188/2188134.png",
iconWidth = 31*215/230, iconHeight = 31, iconAnchorX = 31*215/230/2, iconAnchorY = 16
)
MyMap <- leaflet() %>%
addTiles() %>%
addMarkers(lng = 18.440302, lat = -33.976473, popup = "Lady Anne's Ruins", icon = RuinsIcon)
MyMap