diff --git a/src/main/java/org/redisson/core/RGeo.java b/src/main/java/org/redisson/core/RGeo.java
index c6c32dafc..e07c3c02c 100644
--- a/src/main/java/org/redisson/core/RGeo.java
+++ b/src/main/java/org/redisson/core/RGeo.java
@@ -19,6 +19,7 @@ import java.util.List;
 import java.util.Map;
 
 /**
+ * Geospatial items holder 
  * 
  * @author Nikita Koksharov
  *
@@ -26,26 +27,140 @@ import java.util.Map;
  */
 public interface RGeo<V> extends RExpirable, RGeoAsync<V> {
 
+    /**
+     * Adds geospatial member.
+     * 
+     * @param entries
+     * @return number of elements added to the sorted set, 
+     * not including elements already existing for which 
+     * the score was updated
+     */
     long add(double longitude, double latitude, V member);
     
+    /**
+     * Adds geospatial members.
+     * 
+     * @param entries
+     * @return number of elements added to the sorted set, 
+     * not including elements already existing for which 
+     * the score was updated
+     */
     long add(GeoEntry... entries);
     
+    /**
+     * Returns distance between members in <code>GeoUnit</code> units.
+     * 
+     * @see {@link GeoUnit}
+     * 
+     * @param firstMember
+     * @param secondMember
+     * @param geoUnit
+     * @return
+     */
     Double dist(V firstMember, V secondMember, GeoUnit geoUnit);
 
+    /**
+     * Returns 11 characters Geohash string mapped by defined member.
+     * 
+     * @param members
+     * @return
+     */
     Map<V, String> hash(V... members);
-    
+
+    /**
+     * Returns geo-position mapped by defined member.
+     * 
+     * @param members
+     * @return
+     */
     Map<V, GeoPosition> pos(V... members);
     
+    /**
+     * Returns the members of a sorted set, which are within the 
+     * borders of the area specified with the center location 
+     * and the maximum distance from the center (the radius) 
+     * in <code>GeoUnit</code> units.
+     * 
+     * @param longitude
+     * @param latitude
+     * @param radius
+     * @param geoUnit
+     * @return
+     */
     List<V> radius(double longitude, double latitude, double radius, GeoUnit geoUnit);
-    
+
+    /**
+     * Returns the distance mapped by member, distance between member and the location. 
+     * Members of a sorted set, which are within the 
+     * borders of the area specified with the center location 
+     * and the maximum distance from the center (the radius) 
+     * in <code>GeoUnit</code> units.
+     * 
+     * @param longitude
+     * @param latitude
+     * @param radius
+     * @param geoUnit
+     * @return
+     */
     Map<V, Double> radiusWithDistance(double longitude, double latitude, double radius, GeoUnit geoUnit);
-    
+
+    /**
+     * Returns the geo-position mapped by member. 
+     * Members of a sorted set, which are within the 
+     * borders of the area specified with the center location 
+     * and the maximum distance from the center (the radius) 
+     * in <code>GeoUnit</code> units.
+     * 
+     * @param longitude
+     * @param latitude
+     * @param radius
+     * @param geoUnit
+     * @return
+     */
     Map<V, GeoPosition> radiusWithPosition(double longitude, double latitude, double radius, GeoUnit geoUnit);
-    
+
+    /**
+     * Returns the members of a sorted set, which are within the 
+     * borders of the area specified with the defined member location
+     * and the maximum distance from the defined member location (the radius) 
+     * in <code>GeoUnit</code> units.
+     * 
+     * @param longitude
+     * @param latitude
+     * @param radius
+     * @param geoUnit
+     * @return
+     */
     List<V> radius(V member, double radius, GeoUnit geoUnit);
-    
+
+    /**
+     * Returns the distance mapped by member, distance between member and the defined member location. 
+     * Members of a sorted set, which are within the 
+     * borders of the area specified with the defined member location 
+     * and the maximum distance from the defined member location (the radius) 
+     * in <code>GeoUnit</code> units.
+     * 
+     * @param longitude
+     * @param latitude
+     * @param radius
+     * @param geoUnit
+     * @return
+     */
     Map<V, Double> radiusWithDistance(V member, double radius, GeoUnit geoUnit);
-    
+
+    /**
+     * Returns the geo-position mapped by member. 
+     * Members of a sorted set, which are within the 
+     * borders of the area specified with the defined member location 
+     * and the maximum distance from the defined member location (the radius) 
+     * in <code>GeoUnit</code> units.
+     * 
+     * @param longitude
+     * @param latitude
+     * @param radius
+     * @param geoUnit
+     * @return
+     */
     Map<V, GeoPosition> radiusWithPosition(V member, double radius, GeoUnit geoUnit);
     
 }
diff --git a/src/main/java/org/redisson/core/RGeoAsync.java b/src/main/java/org/redisson/core/RGeoAsync.java
index e2917d432..15420b385 100644
--- a/src/main/java/org/redisson/core/RGeoAsync.java
+++ b/src/main/java/org/redisson/core/RGeoAsync.java
@@ -28,26 +28,140 @@ import io.netty.util.concurrent.Future;
  */
 public interface RGeoAsync<V> extends RExpirableAsync {
 
+    /**
+     * Adds geospatial member.
+     * 
+     * @param entries
+     * @return number of elements added to the sorted set, 
+     * not including elements already existing for which 
+     * the score was updated
+     */
     Future<Long> addAsync(double longitude, double latitude, V member);
 
+    /**
+     * Adds geospatial members.
+     * 
+     * @param entries
+     * @return number of elements added to the sorted set, 
+     * not including elements already existing for which 
+     * the score was updated
+     */
     Future<Long> addAsync(GeoEntry... entries);
 
+    /**
+     * Returns distance between members in <code>GeoUnit</code> units.
+     * 
+     * @see {@link GeoUnit}
+     * 
+     * @param firstMember
+     * @param secondMember
+     * @param geoUnit
+     * @return
+     */
     Future<Double> distAsync(V firstMember, V secondMember, GeoUnit geoUnit);
     
+    /**
+     * Returns 11 characters Geohash string mapped by defined member.
+     * 
+     * @param members
+     * @return
+     */
     Future<Map<V, String>> hashAsync(V... members);
 
+    /**
+     * Returns geo-position mapped by defined member.
+     * 
+     * @param members
+     * @return
+     */
     Future<Map<V, GeoPosition>> posAsync(V... members);
     
+    /**
+     * Returns the members of a sorted set, which are within the 
+     * borders of the area specified with the center location 
+     * and the maximum distance from the center (the radius) 
+     * in <code>GeoUnit</code> units.
+     * 
+     * @param longitude
+     * @param latitude
+     * @param radius
+     * @param geoUnit
+     * @return
+     */
     Future<List<V>> radiusAsync(double longitude, double latitude, double radius, GeoUnit geoUnit);
  
+    /**
+     * Returns the distance mapped by member, distance between member and the location. 
+     * Members of a sorted set, which are within the 
+     * borders of the area specified with the center location 
+     * and the maximum distance from the center (the radius) 
+     * in <code>GeoUnit</code> units.
+     * 
+     * @param longitude
+     * @param latitude
+     * @param radius
+     * @param geoUnit
+     * @return
+     */
     Future<Map<V, Double>> radiusWithDistanceAsync(double longitude, double latitude, double radius, GeoUnit geoUnit);
 
+    /**
+     * Returns the geo-position mapped by member. 
+     * Members of a sorted set, which are within the 
+     * borders of the area specified with the center location 
+     * and the maximum distance from the center (the radius) 
+     * in <code>GeoUnit</code> units.
+     * 
+     * @param longitude
+     * @param latitude
+     * @param radius
+     * @param geoUnit
+     * @return
+     */
     Future<Map<V, GeoPosition>> radiusWithPositionAsync(double longitude, double latitude, double radius, GeoUnit geoUnit);
     
+    /**
+     * Returns the members of a sorted set, which are within the 
+     * borders of the area specified with the defined member location
+     * and the maximum distance from the defined member location (the radius) 
+     * in <code>GeoUnit</code> units.
+     * 
+     * @param longitude
+     * @param latitude
+     * @param radius
+     * @param geoUnit
+     * @return
+     */
     Future<List<V>> radiusAsync(V member, double radius, GeoUnit geoUnit);
     
+    /**
+     * Returns the distance mapped by member, distance between member and the defined member location. 
+     * Members of a sorted set, which are within the 
+     * borders of the area specified with the defined member location 
+     * and the maximum distance from the defined member location (the radius) 
+     * in <code>GeoUnit</code> units.
+     * 
+     * @param longitude
+     * @param latitude
+     * @param radius
+     * @param geoUnit
+     * @return
+     */
     Future<Map<V, Double>> radiusWithDistanceAsync(V member, double radius, GeoUnit geoUnit);
 
+    /**
+     * Returns the geo-position mapped by member. 
+     * Members of a sorted set, which are within the 
+     * borders of the area specified with the defined member location 
+     * and the maximum distance from the defined member location (the radius) 
+     * in <code>GeoUnit</code> units.
+     * 
+     * @param longitude
+     * @param latitude
+     * @param radius
+     * @param geoUnit
+     * @return
+     */
     Future<Map<V, GeoPosition>> radiusWithPositionAsync(V member, double radius, GeoUnit geoUnit);
     
 }