To correct the post_type query

gistfile1.php

add_action( 'pre_get_posts', 'attraction_pre_get_post', 1 );
function attraction_pre_get_post( $query ) {
	if ( $query->is_main_query() ) {
		if ( ( $query->is_archive ) && ( $query->is_tax ) ) { 
			if ( ( !isset( $query->post_type ) ) || ( empty( $query->post_type ) ) ) {

				$queried_object = get_queried_object();
				if ( !isset($queried_object->taxonomy ) )
					return;

				if ( ( $queried_object->taxonomy != 'attraction-country' ) && ( $queried_object->taxonomy != 'accommodation-country' ) )
					return;

				global $wp_taxonomies;
				if ( !isset( $wp_taxonomies[$queried_object->taxonomy] ) ) return;
				if ( !isset( $wp_taxonomies[$queried_object->taxonomy]->object_type ) ) return;

				$query->set( 'post_type', $wp_taxonomies[$queried_object->taxonomy]->object_type );				
			}
		}
	}
}