Leaflet (which Mapbox.js is based on) only supports the GeoJSON format out of the box. What if we want to add other types of data to our maps? As we saw in the previous chapter, Leaflet has an incredibly strong community that creates plugins. The plugin we are going to use, and which is going to help us accomplish this task, is called Omnivore. Omnivore is capable of loading several different file formats. We briefly discussed some of them in previous recipes:
Well-known text (WKT): This is a text markup language for representing vector geometry. It supports points, lines, polygons, multipolygons, curves, surfaces, and many other types of vector geometry. There is a binary equivalent of this format called WKB.