diff --git a/Dalamud/Game/UnlockState/UnlockState.cs b/Dalamud/Game/UnlockState/UnlockState.cs
index 273a0228e..7e8f64adf 100644
--- a/Dalamud/Game/UnlockState/UnlockState.cs
+++ b/Dalamud/Game/UnlockState/UnlockState.cs
@@ -115,6 +115,15 @@ internal unsafe class UnlockState : IInternalDisposableService, IUnlockState
         return this.IsUnlockLinkUnlocked(row.UnlockLink.RowId);
     }
 
+    /// <inheritdoc/>
+    public bool IsAdventureComplete(Adventure row)
+    {
+        if (!this.IsLoaded)
+            return false;
+
+        return PlayerState.Instance()->IsAdventureComplete(row.RowId - 0x210000);
+    }
+
     /// <inheritdoc/>
     public bool IsAetherCurrentUnlocked(AetherCurrent row)
     {
@@ -527,6 +536,9 @@ internal unsafe class UnlockState : IInternalDisposableService, IUnlockState
         if (rowRef.TryGetValue<ActionSheet>(out var actionRow))
             return this.IsActionUnlocked(actionRow);
 
+        if (rowRef.TryGetValue<Adventure>(out var adventureRow))
+            return this.IsAdventureComplete(adventureRow);
+
         if (rowRef.TryGetValue<AetherCurrent>(out var aetherCurrentRow))
             return this.IsAetherCurrentUnlocked(aetherCurrentRow);
 
@@ -710,10 +722,11 @@ internal unsafe class UnlockState : IInternalDisposableService, IUnlockState
             return;
 
         Log.Verbose("Checking for new unlocks...");
-        
+
         // Do not check for Achievements or Titles here!
 
         this.UpdateUnlocksForSheet<ActionSheet>();
+        this.UpdateUnlocksForSheet<Adventure>();
         this.UpdateUnlocksForSheet<AetherCurrent>();
         this.UpdateUnlocksForSheet<AetherCurrentCompFlgSet>();
         this.UpdateUnlocksForSheet<AozAction>();
@@ -760,7 +773,6 @@ internal unsafe class UnlockState : IInternalDisposableService, IUnlockState
         // For some other day:
         // - FishingSpot
         // - Spearfishing
-        // - Adventure (Sightseeing)
         // - MinerFolkloreTome
         // - BotanistFolkloreTome
         // - FishingFolkloreTome
@@ -851,6 +863,9 @@ internal class UnlockStatePluginScoped : IInternalDisposableService, IUnlockStat
     /// <inheritdoc/>
     public bool IsActionUnlocked(ActionSheet row) => this.unlockStateService.IsActionUnlocked(row);
 
+    /// <inheritdoc/>
+    public bool IsAdventureComplete(Adventure row) => this.unlockStateService.IsAdventureComplete(row);
+
     /// <inheritdoc/>
     public bool IsAetherCurrentCompFlgSetUnlocked(AetherCurrentCompFlgSet row) => this.unlockStateService.IsAetherCurrentCompFlgSetUnlocked(row);
 
diff --git a/Dalamud/Plugin/Services/IUnlockState.cs b/Dalamud/Plugin/Services/IUnlockState.cs
index 4554aa318..4f92b2b3d 100644
--- a/Dalamud/Plugin/Services/IUnlockState.cs
+++ b/Dalamud/Plugin/Services/IUnlockState.cs
@@ -46,6 +46,13 @@ public interface IUnlockState : IDalamudService
     /// <returns><see langword="true"/> if unlocked; otherwise, <see langword="false"/>.</returns>
     bool IsActionUnlocked(Lumina.Excel.Sheets.Action row);
 
+    /// <summary>
+    /// Determines whether the specified Adventure is completed.
+    /// </summary>
+    /// <param name="row">The Adventure row to check.</param>
+    /// <returns><see langword="true"/> if completed; otherwise, <see langword="false"/>.</returns>
+    public bool IsAdventureComplete(Adventure row);
+
     /// <summary>
     /// Determines whether the specified AetherCurrentCompFlgSet is unlocked.
     /// </summary>