<atlas>
  <country country-code="usa">
    <name>United States Of America</name>
    <state state-code="ca">
      <name>California</name>
      <city city-code="sfo">
        <name>San Francisco</name>
      </city>
      <city city-code="sjc">
        <name>San Jose</name>
      </city>
    </state>
    <state state-code="ny">
      <name>New York</name>
      <city city-code="nyc">
        <name>New York City</name>
      </city>
      <city city-code="buf">
        <name>Buffalo</name>
      </city>
    </state>
  </country>
  <country country-code="canada">
    <name>Canada</name>
    <state state-code="bc">
      <name>British Columbia</name>
      <city city-code="van">
        <name>Vancouver</name>
      </city>
      <city city-code="vic">
        <name>Victoria</name>
      </city>
    </state>
  </country>
</atlas>
