diff --git a/laserstudio/laserstudio.py b/laserstudio/laserstudio.py
index dfa15eb..1118ab3 100644
--- a/laserstudio/laserstudio.py
+++ b/laserstudio/laserstudio.py
@@ -23,7 +23,6 @@
     CameraToolbar,
     MainToolbar,
     MarkersToolbar,
-    MarkersListToolbar,
     PDMToolbar,
     LaserDriverToolbar,
     CameraNITToolBar,
@@ -86,10 +85,7 @@ def __init__(self, config: Optional[dict]):
         # Toolbar: Markers
         toolbar = MarkersToolbar(self.viewer)
         self.addToolBar(Qt.ToolBarArea.TopToolBarArea, toolbar)
-
-        # Toolbar: Markers' List
-        toolbar = MarkersListToolbar(self.viewer)
-        self.addToolBar(Qt.ToolBarArea.LeftToolBarArea, toolbar)
+        self.addToolBar(Qt.ToolBarArea.RightToolBarArea, toolbar.markers_list_toolbar)
 
         # Toolbar: Stage positioning
         if self.instruments.stage is not None:
diff --git a/laserstudio/widgets/toolbars/__init__.py b/laserstudio/widgets/toolbars/__init__.py
index 46b7160..c17a6b1 100644
--- a/laserstudio/widgets/toolbars/__init__.py
+++ b/laserstudio/widgets/toolbars/__init__.py
@@ -4,7 +4,6 @@
 from .laserdrivertoolbar import LaserDriverToolbar
 from .maintoolbar import MainToolbar
 from .markerstoolbar import MarkersToolbar
-from .markerslisttoolbar import MarkersListToolbar
 from .scantoolbar import ScanToolbar
 from .picturetoolbar import PictureToolbar
 from .stagetoolbar import StageToolbar
@@ -22,5 +21,4 @@
     "LaserDriverToolbar",
     "PDMToolbar",
     "MarkersToolbar",
-    "MarkersListToolbar",
 ]
diff --git a/laserstudio/widgets/toolbars/markerslisttoolbar.py b/laserstudio/widgets/toolbars/markerslisttoolbar.py
index 4799fa8..0ea827c 100644
--- a/laserstudio/widgets/toolbars/markerslisttoolbar.py
+++ b/laserstudio/widgets/toolbars/markerslisttoolbar.py
@@ -20,9 +20,11 @@ def __init__(self, parent: QTreeWidget):
 
     def update_checked_state(self):
         # To prevent the itemChanged signal from being emitted
-        self.treeWidget().blockSignals(True)
+        tw = self.treeWidget()
+        assert tw is not None
+        tw.blockSignals(True)
         self.setToolTip(0, f"{self.number_of_checked} shown over {self.childCount()}")
-        self.treeWidget().blockSignals(False)
+        tw.blockSignals(False)
         if self.number_of_checked == 0:
             self.setCheckState(0, Qt.CheckState.Unchecked)
         elif self.number_of_checked == self.childCount():
diff --git a/laserstudio/widgets/toolbars/markerstoolbar.py b/laserstudio/widgets/toolbars/markerstoolbar.py
index 2638e12..180eabe 100644
--- a/laserstudio/widgets/toolbars/markerstoolbar.py
+++ b/laserstudio/widgets/toolbars/markerstoolbar.py
@@ -1,6 +1,6 @@
 from PyQt6.QtCore import Qt, QSize
 from PyQt6.QtGui import QIcon
-from PyQt6.QtWidgets import QToolBar, QPushButton
+from PyQt6.QtWidgets import QToolBar, QPushButton, QMainWindow
 from ..return_line_edit import ReturnSpinBox
 from ...utils.util import colored_image
 from ..viewer import Viewer
@@ -30,6 +30,14 @@ def __init__(self, viewer: Viewer):
         w.clicked.connect(viewer.clear_markers)
         self.addWidget(w)
 
+        # Show list of all markers
+        w = QPushButton(parent=self)
+        w.setText("Show list")
+        w.setToolTip("Show a list of all markers")
+        w.setCheckable(True)
+        w.clicked.connect(self.show_markers_list)
+        self.addWidget(w)
+
         # Markers' size
         self.marker_size_sp = w = ReturnSpinBox()
         self.marker_size_sp.setSuffix("\xa0µm")
@@ -43,3 +51,13 @@ def __init__(self, viewer: Viewer):
             lambda: viewer.marker_size(float(self.marker_size_sp.value()))
         )
         self.addWidget(self.marker_size_sp)
+
+        # Toolbar: Markers' List
+        self.markers_list_toolbar = MarkersListToolbar(viewer)
+
+    def show_markers_list(self, state: bool):
+        if state:
+            self.markers_list_toolbar.refresh_list()
+            self.markers_list_toolbar.show()
+        else:
+            self.markers_list_toolbar.hide()