Physical location(s) of a conference (for example, city, country, campus, organization location).
Any combination of:
Text, numbers, or special characters
Address Elements
<addr-line> Address Line
<city> City
<country> Country: in an Address
<fax> Fax Number: in an Address
<institution> Institution Name: in an Address
<institution-wrap> Institution Wrapper
<phone> Phone Number: in an Address
<postal-code> Postal Code
<state> State or Province