Here's something for the OPS nature photographers...a 'free' competition held by FIAP:

If you are planning to take part you will need to follow the details in the leaflet above.
Please note that this is a competition for individuals and NOT a club competition.
You can follow this link for the FIAP definition of 'Nature Photography' (pages 14 and 15):
https://www.myfiap.net/documents/FIAP%20DOC%20018%202017%20E.pdfIf you are wondering what a FIAP Biennial is, then follow this link...there are some wonderful photos here.
https://www.fiap.net/en/biennials