Developing Data Products, Week 2 Project

Data

The data set, Countries of the World (COW) was downloaded from Americas Open Geocode (AOG) database on 07.12.2016. The data set consists of 71 variables for 249 countries.

Column BGN_capital contains the capital city names and columns BGNc_latitude and BGNc_longitude contain the coordinates of capital cities.

capitals <- read.csv("cow.txt", skip = 28, header = TRUE, sep = ";")
dim(capitals)

## [1] 249  71

Capital Cities

capitals %>%
    leaflet() %>%
    addTiles() %>%
    addCircles(lat = capitals$BGNc_latitude, lng = capitals$BGNc_longitude, color = "red", opacity = 0.5, popup = capitals$BGN_capital)