diff --git a/core/modules/views/src/Plugin/views/wizard/WizardPluginBase.php b/core/modules/views/src/Plugin/views/wizard/WizardPluginBase.php
index fce2937..4d268dc 100644
--- a/core/modules/views/src/Plugin/views/wizard/WizardPluginBase.php
+++ b/core/modules/views/src/Plugin/views/wizard/WizardPluginBase.php
@@ -2,6 +2,7 @@
 
 namespace Drupal\views\Plugin\views\wizard;
 
+use Drupal\block\BlockInterface;
 use Drupal\Component\Utility\NestedArray;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Routing\UrlGeneratorTrait;
@@ -365,6 +366,37 @@ public function buildForm(array $form, FormStateInterface $form_state) {
         '#type' => 'textfield',
         '#maxlength' => 255,
       );
+      $form['displays']['block']['options']['placement'] = [
+        '#type' => 'fieldset',
+        '#title' => $this->t('Block placement'),
+        '#attributes' => ['class' => ['container-inline', 'fieldset-no-legend']],
+      ];
+      $theme_options = array();
+      foreach (\Drupal::service('theme_handler')->listInfo() as $theme_name => $theme_info) {
+        if (!empty($theme_info->status)) {
+          $theme_options[$theme_name] = $theme_info->info['name'];
+        }
+      }
+      $theme = key($theme_options);
+      $form['displays']['block']['options']['placement']['theme'] = [
+        '#type' => 'select',
+        '#options' => $theme_options,
+        '#default_value' => $theme,
+        '#title' => $this->t('Theme'),
+        '#ajax' => [
+          'callback' => [$this, 'themeSwitch'],
+          'wrapper' => 'edit-block-region-wrapper',
+        ],
+      ];
+      $form['displays']['block']['options']['placement']['region'] = array(
+        '#type' => 'select',
+        '#title' => $this->t('Region'),
+        '#description' => $this->t('Select the region where this block should be displayed.'),
+        '#empty_value' => BlockInterface::BLOCK_REGION_NONE,
+        '#options' => system_region_list($theme, REGIONS_VISIBLE),
+        '#prefix' => '<div id="edit-block-region-wrapper">',
+        '#suffix' => '</div>',
+      );
       $form['displays']['block']['options']['style'] = array(
         '#type' => 'fieldset',
         '#title' => $this->t('Block display settings'),
@@ -441,6 +473,14 @@ public function buildForm(array $form, FormStateInterface $form_state) {
   }
 
   /**
+   * Handles switching the available regions based on the selected theme.
+   */
+  public function themeSwitch($form, FormStateInterface $form_state) {
+    $form['displays']['block']['options']['placement']['region']['#options'] = system_region_list($form_state->getValue(['block', 'placement', 'theme']), REGIONS_VISIBLE);
+    return $form['displays']['block']['options']['placement']['region'];
+  }
+
+  /**
    * Gets the current value of a #select element, from within a form constructor function.
    *
    * This function is intended for use in highly dynamic forms (in particular the