diff --git a/apachesolr_search.module b/apachesolr_search.module
index 68372d2..693bb80 100644
--- a/apachesolr_search.module
+++ b/apachesolr_search.module
@@ -655,7 +655,7 @@ function apachesolr_search_taxonomy_facet_block($response, $query, $delta) {
   }
 
   // Check that we have a response and a valid vid.
-  if (is_object($response->facet_counts->facet_fields->$delta) && ($vocab = taxonomy_vocabulary_load($vid))) {
+  if (is_object($response->facet_counts->facet_fields->$delta) && ($vocab = apachesolr_taxonomy_vocabulary_load($vid))) {
     $reflect_hierarchy = apachesolr_search_get_hierarchical_vocabularies();
     $contains_active = FALSE;
     $facets = array();
@@ -686,6 +686,7 @@ function apachesolr_search_taxonomy_facet_block($response, $query, $delta) {
       // @todo: faster as 2x separate queries?
       $result = db_query("SELECT tid, parent FROM {term_hierarchy} WHERE parent > 0 AND (tid IN ($placeholders) OR parent IN ($placeholders))", array_merge($tids, $tids));
       while ($term = db_fetch_object($result)) {
+        $term = apachesolr_search_localize_taxonomy_term($term);
         // Mark all terms that are parents for later CSS class.
         // We assume data in the Solr index is complete - potential for some
         // breakage here.
@@ -801,6 +802,60 @@ function apachesolr_search_nested_facet_items($query, $facets, $num_found, $sort
 }
 
 /**
+ * Localizes taxonomy term
+ *
+ * @param $term
+ *   The taxonomy term object to localize.
+ * @return
+ *   A localized version of the term object.
+ */
+function apachesolr_search_localize_taxonomy_term($term) {
+  if (module_exists('i18ntaxonomy') && i18ntaxonomy_vocabulary($term->vid) == I18N_TAXONOMY_LOCALIZE) {
+    $term->name = i18nstrings("taxonomy:term:{$term->tid}:name", $term->name);
+  }
+  return $term;
+}
+
+/**
+ * Localizes taxonomy vocabulary
+ *
+ * @param $vocab
+ *   The taxonomy vocabulary object to localize.
+ * @return
+ *   The localized version of the vocabulary object.
+ */
+function apachesolr_search_localize_taxonomy_vocabulary($vocab) {
+  if (module_exists('i18ntaxonomy') && i18ntaxonomy_vocabulary($vocab->vid) == I18N_TAXONOMY_LOCALIZE) {
+    $vocab->name = i18nstrings("taxonomy:vocabulary:{$vocab->vid}:name", $vocab->name);
+  }
+  return $vocab;
+}
+
+/**
+ * Detects if taxonomy object should be localized
+ *
+ * @param $obj 
+ *   A taxonomy vocabulary or term object.
+ * @return
+ *   TRUE if the object should be localized.
+ */
+function apachesolr_search_taxonomy_needs_localization($obj) {
+  static $localize = array();
+
+  if (module_exists('i18ntaxonomy')) {
+    if (empty($localize)) {
+      $localize = i18ntaxonomy_vocabulary(NULL, I18N_TAXONOMY_LOCALIZE);
+    }
+  }
+
+  if (in_array($obj->vid, $localize)) {
+    return TRUE;
+  }
+
+  return FALSE;
+}
+
+/**
  * Callback function for the 'Filter by book' facet block.
  */
 function apachesolr_search_get_book($facet, &$options) {
@@ -1155,7 +1210,7 @@ function theme_apachesolr_breadcrumb_uid($uid) {
  */
 function theme_apachesolr_breadcrumb_tid($tid) {
   if (function_exists('taxonomy_get_term')) {
-    if ($term = taxonomy_get_term($tid)) {
+    if ($term = apachesolr_search_localize_taxonomy_term(taxonomy_get_term($tid))) {
       return $term->name;
     }
   }
@@ -1247,7 +1302,7 @@ function apachesolr_search_currentsearch_block($response, $query) {
     $facets = array();
     foreach ($fields as $index => $field) {
       if ($field['#name'] && 'tid' == $field['#name']) {
-        $term = taxonomy_get_term($field['#value']);
+        $term = apachesolr_taxonomy_get_term($field['#value']);
         if ($reflect_hierarchy[$term->vid]) {
           $fields[$index] += array('#parent' => 0, '#children' => array());
           // Just save the index for later lookup.
@@ -1320,3 +1375,45 @@ function apachesolr_search_get_hierarchical_vocabularies() {
 
   return $result;
 }
+
+/**
+ * Wrapper for taxonomy_get_term(). Localizes a taxonomy term when applicable.
+ *
+ * @param $tid
+ *   A term's ID
+ *
+ * @return
+ *   A localized version of the term object, or the unchanged term if no
+ *   localization could be applied.
+ *
+ * @see taxonomy_get_term()
+ */
+function apachesolr_taxonomy_get_term($tid) {
+  $term = taxonomy_get_term($tid);
+  if (is_object($term) && module_exists('i18ntaxonomy') && i18ntaxonomy_vocabulary($term->vid) == I18N_TAXONOMY_LOCALIZE) {
+    $term->name = i18nstrings("taxonomy:term:{$term->tid}:name", $term->name);
+  }
+  return $term;
+}
+
+/**
+ * Wrapper for taxonomy_vocabulary_load(). Localizes taxonomy vocabulary, if
+ * applicable.
+ *
+ * @param $vid
+ *   The vocabulary's ID
+ * 
+ * @return
+ *   The localized version of the vocabulary object, or the unchanged vocabulary
+ *   if no localization could be applied.
+ *
+ * @see taxonomy_vocabulary_load()
+ */
+function apachesolr_taxonomy_vocabulary_load($vid) {
+  $vocab = taxonomy_vocabulary_load($vid);
+  if (module_exists('i18ntaxonomy') && i18ntaxonomy_vocabulary($vocab->vid) == I18N_TAXONOMY_LOCALIZE) {
+    $vocab->name = i18nstrings("taxonomy:vocabulary:{$vocab->vid}:name", $vocab->name);
+  }
+  return $vocab;
+}
+