The visualiastion will be shown on https://fit3179.github.io/Vega-Lite/
https://fit3179.github.io/Vega-Lite/1_Intro/section1/
https://fit3179.github.io/Vega-Lite/1_Intro/section2/
https://fit3179.github.io/Vega-Lite/1_Intro/section3/
https://fit3179.github.io/Vega-Lite/2_symbol_map/
https://fit3179.github.io/Vega-Lite/2_symbol_map/mapWithGraticules.html
https://fit3179.github.io/Vega-Lite/3_choropleth_map/
https://fit3179.github.io/Vega-Lite/4_interactive_scatter_plot/
- Tooltips
- Text Annotation
- Filtering with a slider
- Selection
- Legend fitlering