[Lodz, Poland] The International Festival of Photography in Lodz takes place in May, and features exhibitions, lectures, workshops, meetings with authors, movie projections, and slide-shows. Flash Site.
[Houston, Texas, USA] A non-profit international arts and education organization. Its purpose is to create an international forum in March and April for the exchange of photography and ideas and to promote public appreciation of this art.
The Toronto photography festival that occurs during May each year, providing a forum for education, exhibition and dialogue. Features a searchable database of past exhibitions and registration details.