diff --git a/NetAF.Tests/Assets/Locations/Matrix_Tests.cs b/NetAF.Tests/Assets/Locations/Matrix_Tests.cs
index 80e02e9..13da98c 100644
--- a/NetAF.Tests/Assets/Locations/Matrix_Tests.cs
+++ b/NetAF.Tests/Assets/Locations/Matrix_Tests.cs
@@ -2,6 +2,7 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
 using System.Collections.Generic;
 using NetAF.Assets;
+using NetAF.Serialization.Assets;
 
 namespace NetAF.Tests.Assets.Locations
 {
@@ -150,5 +151,31 @@ public void Given2Point1UnitApart_WhenDistanceBetweenPoints_Then1()
 
             Assert.AreEqual(1, (int)result);
         }
+
+        [TestMethod]
+        public void GivenVisitedRoomOn1And1VisitedRoomOn3_When_ThenReturnContaining1And3()
+        {
+            List<RoomPosition> roomPositions =
+            [
+                new(new(string.Empty, string.Empty), new Point3D(0, 0, 0)),
+                new(new(string.Empty, string.Empty), new Point3D(0, 1, 0)),
+                new(new(string.Empty, string.Empty), new Point3D(0, 1, 1)),
+                new(new(string.Empty, string.Empty), new Point3D(0, 1, 2)),
+                new(new(string.Empty, string.Empty), new Point3D(0, 1, 3))
+            ];
+
+            var serialization = RoomSerialization.FromRoom(roomPositions[2].Room);
+            serialization.HasBeenVisited = true;
+            roomPositions[2].Room.RestoreFrom(serialization);
+            roomPositions[4].Room.RestoreFrom(serialization);
+
+            var matrix = new Matrix([.. roomPositions]);
+
+            var result = matrix.FindAllZWithVisitedRooms();
+
+            Assert.AreEqual(2, result.Length);
+            Assert.AreEqual(1, result[0]);
+            Assert.AreEqual(3, result[1]);
+        }
     }
 }
diff --git a/NetAF/Assets/ExaminableObject.cs b/NetAF/Assets/ExaminableObject.cs
index 403e675..fba6cd6 100644
--- a/NetAF/Assets/ExaminableObject.cs
+++ b/NetAF/Assets/ExaminableObject.cs
@@ -26,31 +26,8 @@ public class ExaminableObject : IExaminable
             if (request.Examinable.Description != null)
                 description.Append(request.Examinable.Description.GetDescription());
 
-            if (request.Examinable.Commands?.Any() ?? false)
-            {
-                if (description.Length > 0)
-                    description.Append(" ");
-
-                description.Append($"{Environment.NewLine}{Environment.NewLine}{request.Examinable.Identifier.Name} provides the following commands: ");
-
-                for (int i = 0; i < request.Examinable.Commands.Length; i++)
-                {
-                    CustomCommand customCommand = request.Examinable.Commands[i];
-                    description.Append($"{Environment.NewLine}\"{customCommand.Help.Command}\" - {customCommand.Help.Description.RemoveSentenceEnd()}, ");
-                }
-
-                if (description.ToString().EndsWith(", "))
-                {
-                    description.Remove(description.Length - 2, 2);
-                    description.EnsureFinishedSentence();
-                }
-            }
-
-            if (description.Length == 0)
-                description.Append(request.Examinable.Identifier.Name);
-
-            if (description.Length == 0)
-                description.Append(request.Examinable.GetType().Name);
+            AddCommandsToDescription(request, ref description);
+            EnsureAtleastABasicDescription(request, ref description);
 
             if (request.Examinable.Attributes.Count > 0)
                 description.Append($"\n\n{StringUtilities.ConstructAttributesAsString(request.Examinable.Attributes.GetAsDictionary())}");
@@ -69,6 +46,52 @@ public class ExaminableObject : IExaminable
 
         #endregion
 
+        #region StaticMethods
+
+        /// <summary>
+        /// Ensure that at least a basic description has been added.
+        /// </summary>
+        /// <param name="request">The examination request.</param>
+        /// <param name="description">The current description.</param>
+        private static void EnsureAtleastABasicDescription(ExaminationRequest request, ref StringBuilder description)
+        {
+            if (description.Length == 0)
+                description.Append(request.Examinable.Identifier.Name);
+
+            if (description.Length == 0)
+                description.Append(request.Examinable.GetType().Name);
+        }
+
+        /// <summary>
+        /// Add any commands to the description.
+        /// </summary>
+        /// <param name="request">The examination request.</param>
+        /// <param name="description">The current description.</param>
+        private static void AddCommandsToDescription(ExaminationRequest request, ref StringBuilder description)
+        {
+            if (request.Examinable.Commands == null || request.Examinable.Commands.Length == 0)
+                return;
+
+            if (description.Length > 0)
+                description.Append(' ');
+
+            description.Append($"{Environment.NewLine}{Environment.NewLine}{request.Examinable.Identifier.Name} provides the following commands: ");
+
+            for (int i = 0; i < request.Examinable.Commands.Length; i++)
+            {
+                CustomCommand customCommand = request.Examinable.Commands[i];
+                description.Append($"{Environment.NewLine}\"{customCommand.Help.Command}\" - {customCommand.Help.Description.RemoveSentenceEnd()}, ");
+            }
+
+            if (description.ToString().EndsWith(", "))
+            {
+                description.Remove(description.Length - 2, 2);
+                description.EnsureFinishedSentence();
+            }
+        }
+
+        #endregion
+
         #region Implementation of IExaminable
 
         /// <summary>
diff --git a/NetAF/Assets/Locations/Matrix.cs b/NetAF/Assets/Locations/Matrix.cs
index 21159c1..0d79019 100644
--- a/NetAF/Assets/Locations/Matrix.cs
+++ b/NetAF/Assets/Locations/Matrix.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using System.Linq;
 
 namespace NetAF.Assets.Locations
@@ -88,6 +89,29 @@ public double DistanceBetweenRooms(Room a, Room b)
             return DistanceBetweenPoints(aPos.Value, bPos.Value);
         }
 
+        /// <summary>
+        /// Find all Z that have visited rooms.
+        /// </summary>
+        /// <returns>An array containing all Z with visited rooms.</returns>
+        public int[] FindAllZWithVisitedRooms()
+        {
+            List<int> floors = [];
+
+            for (var floor = 0; floor < Depth; floor++)
+            {
+                foreach (var room in FindAllRoomsOnZ(floor))
+                {
+                    if (room.HasBeenVisited)
+                    {
+                        floors.Add(floor);
+                        continue;
+                    }
+                }
+            }
+
+            return [.. floors];
+        }
+
         #endregion
 
         #region StaticMethods
diff --git a/NetAF/Rendering/Console/FrameBuilders/ConsoleRegionMapBuilder.cs b/NetAF/Rendering/Console/FrameBuilders/ConsoleRegionMapBuilder.cs
index e99bc28..82e4ea1 100644
--- a/NetAF/Rendering/Console/FrameBuilders/ConsoleRegionMapBuilder.cs
+++ b/NetAF/Rendering/Console/FrameBuilders/ConsoleRegionMapBuilder.cs
@@ -286,7 +286,7 @@ public void BuildRegionMap(Region region, Point2D startPosition, Point3D focusPo
             var rooms = matrix.ToRooms().Where(r => r != null).ToArray();
             var unvisitedRoomPositions = rooms.Select(region.GetPositionOfRoom).Where(r => !r.Room.HasBeenVisited).ToList();
             var visitedRoomPositions = rooms.Select(region.GetPositionOfRoom).Where(r => r.Room.HasBeenVisited).ToList();
-            var multiLevel = matrix.Depth > 1;
+            var multiLevel = matrix.Depth > 1 && (region.IsVisibleWithoutDiscovery || matrix.FindAllZWithVisitedRooms().Length > 1);
             var indicatorLength = 3 + matrix.Depth.ToString().Length;
             var maxAvailableWidth = maxSize.Width;
             var x = startPosition.X;