Add your dates and places to a Google Spreadsheet.
Connect your spreadsheet with TimeMapper and customize the results.
Publish your TimeMap at your own personal url, then share or embed on your site.
TimeMapper is an open-source project of Open Knowledge Foundation Labs. It is possible thanks to a set of awesome open-source components including TimelineJS, ReclineJS, Leaflet, Backbone and Bootstrap. You can find the full open-source source for TimeMapper on GitHub here.