City of Discovery Concert
A biennial fund raising concert in Dundee, Scotland to inspire young people by giving them the opportunity to perform with professional musicians.
http://www.cityofdiscoveryconcert.co.uk/
Istituto Europeo International Singing Competition
Florence, Italy-based competition reserved exclusively for non-Italian singers.
http://www.istitutoeuropeo.it/english/musicISC.html
Opera Performances by City
Look up international opera performances by city and date.
http://www.fsz.bme.hu/opera/citydata_url.html
Season Schedule of Performances from OperaAmerica
Online database of opera performances in North America as well as many international opera companies.
http://www.operaamerica.org/Applications/Schedule/
The Opera Schedule Server
Globally searchable user-updated database for opera schedules.
http://www.fsz.bme.hu/opera/