Sitemap Template in Genesis. http://cl.ly/image/2p3g2j0B2g0N

page_sitemap.php

<?php

/*
	Template Name: Sitemap
*/

//* Remove standard post content output
remove_action( 'genesis_post_content', 'genesis_do_post_content' );
remove_action( 'genesis_entry_content', 'genesis_do_post_content' );

add_action( 'genesis_entry_content', 'genesis_page_archive_content' );
add_action( 'genesis_post_content', 'genesis_page_archive_content' );
/**
 * This function outputs sitemap-esque columns displaying 
 * categories, monthly archives and recent posts.
 */
function genesis_page_archive_content() { ?>

	<div class="one-half first">
		<h4><?php _e( 'By Category', 'genesis' ); ?></h4>
		<ul>
			<?php wp_list_categories( 'sort_column=name&title_li=' ); ?>
		</ul>

		<h4><?php _e( 'By Month', 'genesis' ); ?></h4>
		<ul>
			<?php wp_get_archives( 'type=monthly' ); ?>
		</ul>
	</div>
	
	<div class="one-half">
		<h4><?php _e( 'By Posts (Last 50 articles)', 'genesis' ); ?></h4>
		<ul>
			<?php wp_get_archives( 'type=postbypost&limit=50' ); ?>
		</ul>
	</div>

<?php
}

genesis();