Kroki w nieznane: Almanach fantastyki is a 2-book series with 2 primary works first released in 2010 with contributions by Peter Watts, Ian R. MacLeod, Ted Chiang, Charles Stross, Ian McDonald, Will McIntosh, Rachel Swirsky, John Scalzi, Ted Kosmatka, Felicity Shoulders, Yuliya Zonis, Dan Simmons, Charles Yu, K.J. Parker, Tony Pi, Will Ludwigsen, Marina Dyachenko, Sergey Dyachenko, Mercurio D. Rivera, Paul M. Berger, and Jurij Nesterienko.