You can grab some great collections at Eurocons and Worldcons! Here are some that have been distributed (and then published) over the last few years. If you know of others, please let me know in the comments or at rachel@sfintranslation.com
Kontakt: An Anthology of Croatian SF, edited by Darko Macan and Tatjana Jambrišak
produced in conjunction with the 2012 Eurocon in Zagreb
Dreams From Beyond: An Anthology of Czech Speculative Fiction, edited by Julie Novakova
produced for the 2016 Eurocon in Barcelona
Never Stop: Finnish Science Fiction and Fantasy Stories, selected by Emmi Itäranta, edited by Saara Henriksson, Anni Nupponen and M.A. Tyrskyluoto
produced for the 2017 Worldcon in Helsinki
Giants at the End of the World: A Showcase of Finnish Weird, edited by Johanna Sinisalo and Toni Jerrman
produced for the 2017 Worldcon in Helsinki