https://maps.descarteslabs.com/ gives me only this:

  Your browser version is no longer compatible with this application. Please update your browser to the latest version.

This happens on the standard Chromium browser from 16.04 LTS repo:

  Version 55.0.2883.87 Built on Ubuntu , running on Ubuntu 16.04 (64-bit) -

I do not remember any website that does not work in that browser.