diff --git a/indra/newview/llpanellandmarks.cpp b/indra/newview/llpanellandmarks.cpp
index 88b094a1fcafaf896fec2e769953524a2df9ed95..f51169fea2537c29844e1837994794f479d83516 100755
--- a/indra/newview/llpanellandmarks.cpp
+++ b/indra/newview/llpanellandmarks.cpp
@@ -1,6 +1,7 @@
 /**
  * @file llpanellandmarks.cpp
  * @brief Landmarks tab for Side Bar "Places" panel
+ * @note This panel is incredibly evil.
  *
  * $LicenseInfo:firstyear=2009&license=viewerlgpl$
  * Second Life Viewer Source Code
@@ -159,33 +160,18 @@ class LLLandmarksPanelObserver : public LLInventoryObserver
 {
 public:
 	LLLandmarksPanelObserver(LLLandmarksPanel* lp)
-	:	mLP(lp),
-	 	mIsLibraryLandmarksOpen(false)
+	:	mLP(lp)
 	{}
 	virtual ~LLLandmarksPanelObserver() {}
 	/*virtual*/ void changed(U32 mask);
 
 private:
 	LLLandmarksPanel* mLP;
-	bool mIsLibraryLandmarksOpen;
 };
 
 void LLLandmarksPanelObserver::changed(U32 mask)
 {
 	mLP->updateShowFolderState();
-
-	LLPlacesInventoryPanel* library = mLP->getLibraryInventoryPanel();
-	if (!mIsLibraryLandmarksOpen && library)
-	{
-		// Search for "Landmarks" folder in the Library and open it once on start up. See EXT-4827.
-		const LLUUID &landmarks_cat = gInventory.findLibraryCategoryUUIDForType(LLFolderType::FT_LANDMARK, false);
-		if (landmarks_cat.notNull())
-		{
-			LLOpenFolderByID opener(landmarks_cat);
-			library->getRootFolder()->applyFunctorRecursively(opener);
-			mIsLibraryLandmarksOpen = opener.isFolderOpen();
-		}
-	}
 }
 
 LLLandmarksPanel::LLLandmarksPanel()
@@ -193,7 +179,6 @@ LLLandmarksPanel::LLLandmarksPanel()
 	,	mFavoritesInventoryPanel(NULL)
 	,	mLandmarksInventoryPanel(NULL)
 	,	mMyInventoryPanel(NULL)
-	,	mLibraryInventoryPanel(NULL)
 	,	mCurrentSelectedList(NULL)
 	,	mListCommands(NULL)
 	,	mGearButton(NULL)
@@ -226,7 +211,6 @@ BOOL LLLandmarksPanel::postBuild()
 	initFavoritesInventoryPanel();
 	initLandmarksInventoryPanel();
 	initMyInventoryPanel();
-	initLibraryInventoryPanel();
 
 	return TRUE;
 }
@@ -392,11 +376,6 @@ void LLLandmarksPanel::setItemSelected(const LLUUID& obj_id, BOOL take_keyboard_
 	{
 		return;
 	}
-
-	if (selectItemInAccordionTab(mLibraryInventoryPanel, "tab_library", obj_id, take_keyboard_focus))
-	{
-		return;
-	}
 }
 
 //////////////////////////////////////////////////////////////////////////
@@ -571,23 +550,6 @@ void LLLandmarksPanel::initMyInventoryPanel()
 	initAccordion("tab_inventory", mMyInventoryPanel, false);
 }
 
-void LLLandmarksPanel::initLibraryInventoryPanel()
-{
-	mLibraryInventoryPanel = getChild<LLPlacesInventoryPanel>("library_list");
-
-	initLandmarksPanel(mLibraryInventoryPanel);
-
-	// We want to fetch only "Landmarks" category from the library.
-	const LLUUID &landmarks_cat = gInventory.findLibraryCategoryUUIDForType(LLFolderType::FT_LANDMARK, false);
-	if (landmarks_cat.notNull())
-	{
-		LLInventoryModelBackgroundFetch::instance().start(landmarks_cat);
-	}
-
-	// Expanding "Library" tab for new users who have no landmarks in "My Inventory".
-	initAccordion("tab_library", mLibraryInventoryPanel, true);
-}
-
 void LLLandmarksPanel::initLandmarksPanel(LLPlacesInventoryPanel* inventory_list)
 {
 	inventory_list->getFilter().setEmptyLookupMessage("PlacesNoMatchingItems");
@@ -666,10 +628,6 @@ void LLLandmarksPanel::deselectOtherThan(const LLPlacesInventoryPanel* inventory
 	{
 		mMyInventoryPanel->clearSelection();
 	}
-	if (inventory_list != mLibraryInventoryPanel)
-	{
-		mLibraryInventoryPanel->clearSelection();
-	}
 }
 
 // List Commands Handlers
@@ -854,7 +812,6 @@ void LLLandmarksPanel::onFoldingAction(const LLSD& userdata)
 		expand_all_folders(mFavoritesInventoryPanel->getRootFolder());
 		expand_all_folders(mLandmarksInventoryPanel->getRootFolder());
 		expand_all_folders(mMyInventoryPanel->getRootFolder());
-		expand_all_folders(mLibraryInventoryPanel->getRootFolder());
 
 		for (accordion_tabs_t::const_iterator iter = mAccordionTabs.begin(); iter != mAccordionTabs.end(); ++iter)
 		{
@@ -866,7 +823,6 @@ void LLLandmarksPanel::onFoldingAction(const LLSD& userdata)
 		collapse_all_folders(mFavoritesInventoryPanel->getRootFolder());
 		collapse_all_folders(mLandmarksInventoryPanel->getRootFolder());
 		collapse_all_folders(mMyInventoryPanel->getRootFolder());
-		collapse_all_folders(mLibraryInventoryPanel->getRootFolder());
 
 		for (accordion_tabs_t::const_iterator iter = mAccordionTabs.begin(); iter != mAccordionTabs.end(); ++iter)
 		{
@@ -880,7 +836,6 @@ void LLLandmarksPanel::onFoldingAction(const LLSD& userdata)
 		gSavedSettings.setBOOL("LandmarksSortedByDate",sorting_order);
 		updateSortOrder(mLandmarksInventoryPanel, sorting_order);
 		updateSortOrder(mMyInventoryPanel, sorting_order);
-		updateSortOrder(mLibraryInventoryPanel, sorting_order);
 	}
 	else
 	{
@@ -916,8 +871,7 @@ bool LLLandmarksPanel::isActionEnabled(const LLSD& userdata) const
 	{
 		bool disable_collapse_all =	!has_expanded_folders(mFavoritesInventoryPanel->getRootFolder())
 									&& !has_expanded_folders(mLandmarksInventoryPanel->getRootFolder())
-									&& !has_expanded_folders(mMyInventoryPanel->getRootFolder())
-									&& !has_expanded_folders(mLibraryInventoryPanel->getRootFolder());
+									&& !has_expanded_folders(mMyInventoryPanel->getRootFolder());
 		if (disable_collapse_all)
 		{
 			for (accordion_tabs_t::const_iterator iter = mAccordionTabs.begin(); iter != mAccordionTabs.end(); ++iter)
@@ -936,8 +890,7 @@ bool LLLandmarksPanel::isActionEnabled(const LLSD& userdata) const
 	{
 		bool disable_expand_all = !has_collapsed_folders(mFavoritesInventoryPanel->getRootFolder())
 								  && !has_collapsed_folders(mLandmarksInventoryPanel->getRootFolder())
-								  && !has_collapsed_folders(mMyInventoryPanel->getRootFolder())
-								  && !has_collapsed_folders(mLibraryInventoryPanel->getRootFolder());
+								  && !has_collapsed_folders(mMyInventoryPanel->getRootFolder());
 		if (disable_expand_all)
 		{
 			for (accordion_tabs_t::const_iterator iter = mAccordionTabs.begin(); iter != mAccordionTabs.end(); ++iter)
@@ -1129,7 +1082,6 @@ void LLLandmarksPanel::onMenuVisibilityChange(LLUICtrl* ctrl, const LLSD& param)
 Processes such actions: cut/rename/delete/paste actions
 
 Rules:
- 1. We can't perform any action in Library
  2. For Landmarks we can:
 	- cut/rename/delete in any other accordions
 	- paste - only in Favorites, Landmarks accordions
@@ -1143,9 +1095,6 @@ bool LLLandmarksPanel::canItemBeModified(const std::string& command_name, LLFold
 
 	if (!item) return false;
 
-	// nothing can be modified in Library
-	if (mLibraryInventoryPanel == mCurrentSelectedList) return false;
-
 	bool can_be_modified = false;
 
 	// landmarks can be modified in any other accordion...
diff --git a/indra/newview/llpanellandmarks.h b/indra/newview/llpanellandmarks.h
index c11cbe05ae655a9599a7157603fbeb85da2a5823..cc4d411ea69241e7f0ec8c120dc59bc7dfd31432 100755
--- a/indra/newview/llpanellandmarks.h
+++ b/indra/newview/llpanellandmarks.h
@@ -78,8 +78,6 @@ public:
 	 */
 	void setItemSelected(const LLUUID& obj_id, BOOL take_keyboard_focus);
 
-	LLPlacesInventoryPanel* getLibraryInventoryPanel() { return mLibraryInventoryPanel; }
-
 	void updateMenuVisibility(LLUICtrl* menu);
 
 protected:
@@ -114,7 +112,6 @@ private:
 	void initFavoritesInventoryPanel();
 	void initLandmarksInventoryPanel();
 	void initMyInventoryPanel();
-	void initLibraryInventoryPanel();
 	void initLandmarksPanel(LLPlacesInventoryPanel* inventory_list);
 	LLAccordionCtrlTab* initAccordion(const std::string& accordion_tab_name, LLPlacesInventoryPanel* inventory_list, bool expand_tab);
 	void onAccordionExpandedCollapsed(const LLSD& param, LLPlacesInventoryPanel* inventory_list);
@@ -169,7 +166,6 @@ private:
 	LLPlacesInventoryPanel*		mFavoritesInventoryPanel;
 	LLPlacesInventoryPanel*		mLandmarksInventoryPanel;
 	LLPlacesInventoryPanel*		mMyInventoryPanel;
-	LLPlacesInventoryPanel*		mLibraryInventoryPanel;
 	LLMenuButton*				mGearButton;
 	LLToggleableMenu*			mGearLandmarkMenu;
 	LLToggleableMenu*			mGearFolderMenu;
diff --git a/indra/newview/skins/default/xui/en/panel_landmarks.xml b/indra/newview/skins/default/xui/en/panel_landmarks.xml
index 67a09949ceaa59279b661925b6fbd4d3c3e052f7..2a91a49d65544ec32f6d0bc64ce05c5def0a3209 100755
--- a/indra/newview/skins/default/xui/en/panel_landmarks.xml
+++ b/indra/newview/skins/default/xui/en/panel_landmarks.xml
@@ -76,24 +76,6 @@
              start_folder.name="My Inventory"
              width="307"/>
           </accordion_tab>
-          <accordion_tab
-           layout="topleft"
-           name="tab_library"
-           title="Library">
-            <places_inventory_panel
-             allow_multi_select="true"
-             border="false"
-             bottom="0"
-             follows="all"
-             height="126"
-             left="0"
-             mouse_opaque="true"
-             name="library_list"
-             scroll.hide_scrollbar="true"
-             folder_view.use_ellipses="true"
-             start_folder.name="LIBRARY"
-             width="313"/>
-        </accordion_tab>
     </accordion>
     <panel
        background_visible="true"