A child wearing a mask poses for a photo in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. People prepare to participate in the popular annual festival called "The Aguizotes" held on the last Friday of October, where residents dress up as characters from legends and folklore mythology of Nicaragua. (Photo by Oswaldo Rivas/Reuters)





A woman sells masks for the Los Aguizotes festival in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)





A woman paints a devil mask in preparation for the Los Aguizotes festival in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)





A woman sells masks for the Los Aguizotes festival in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)





A child tries on masks before the Los Aguizotes festival in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)





A child tries on masks before the Los Aguizotes festival in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)





Masks are displayed for sale prior to the Los Aguizotes festival in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)





Masks are displayed for sale prior to the Los Aguizotes festival in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)





A child tries on masks before the Los Aguizotes festival in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)





A man paints a devil mask in preparation for the Los Aguizotes festival in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)





A child tries on masks before the Los Aguizotes festival in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)





A man paints a devil mask in preparation for the Los Aguizotes festival in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)





A man dressed as a devil poses next to a grafitti of late rebel hero Ernesto "Che" Guevara in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)





A dog takes a break near a devil mask that is used in the Los Aguizotes festival in the indigenous community of Monimbo in Masaya, Nicaragua, October 16, 2015. (Photo by Oswaldo Rivas/Reuters)