diff --git a/src/addon/calendar/lang/en.json b/src/addon/calendar/lang/en.json
index 63e4b17ec..3342aaeeb 100644
--- a/src/addon/calendar/lang/en.json
+++ b/src/addon/calendar/lang/en.json
@@ -6,6 +6,7 @@
     "errorloadevents": "Error loading events.",
     "eventendtime": "End time",
     "eventstarttime": "Start time",
+    "gotoactivity": "Go to activity",
     "noevents": "There are no events",
     "notifications": "Notifications",
     "typeclose": "Close event",
diff --git a/src/addon/calendar/pages/event/event.html b/src/addon/calendar/pages/event/event.html
index 8f68f8c46..dcef19bcc 100644
--- a/src/addon/calendar/pages/event/event.html
+++ b/src/addon/calendar/pages/event/event.html
@@ -22,10 +22,14 @@
                     <h2>{{ 'addon.calendar.eventendtime' | translate}}</h2>
                     <p>{{ (event.timestart + event.timeduration) |  coreToLocaleString }}</p>
                 </ion-item>
-                <ion-item text-wrap *ngIf="courseName">
+                <a ion-item text-wrap *ngIf="courseName" [href]="courseUrl" core-link capture="true">
                     <h2>{{ 'core.course' | translate}}</h2>
                     <p><core-format-text [text]="courseName"></core-format-text></p>
-                </ion-item>
+                </a>
+                <a ion-item text-wrap *ngIf="categoryPath">
+                    <h2>{{ 'core.category' | translate}}</h2>
+                    <p><core-format-text [text]="categoryPath"></core-format-text></p>
+                </a>
                 <ion-item text-wrap *ngIf="event.moduleIcon">
                     <img *ngIf="event.moduleIcon" src="{{event.moduleIcon}}" item-start alt="" role="presentation" class="core-module-icon"> {{event.moduleName}}
                 </ion-item>
@@ -34,6 +38,9 @@
                         <core-format-text [text]="event.description"></core-format-text>
                     </p>
                 </ion-item>
+                <ion-item *ngIf="moduleUrl">
+                    <a ion-button block color="primary" [href]="moduleUrl" core-link capture="true">{{ 'addon.calendar.gotoactivity' | translate }}</a>
+                </ion-item>
             </ion-card-content>
         </ion-card>
 
diff --git a/src/addon/calendar/pages/event/event.ts b/src/addon/calendar/pages/event/event.ts
index 274449cf7..1ddac25d8 100644
--- a/src/addon/calendar/pages/event/event.ts
+++ b/src/addon/calendar/pages/event/event.ts
@@ -19,6 +19,7 @@ import { AddonCalendarProvider } from '../../providers/calendar';
 import { AddonCalendarHelperProvider } from '../../providers/helper';
 import { CoreCoursesProvider } from '@core/courses/providers/courses';
 import { CoreDomUtilsProvider } from '@providers/utils/dom';
+import { CoreTextUtilsProvider } from '@providers/utils/text';
 import { CoreSitesProvider } from '@providers/sites';
 import { CoreLocalNotificationsProvider } from '@providers/local-notifications';
 import { CoreCourseProvider } from '@core/course/providers/course';
@@ -43,12 +44,16 @@ export class AddonCalendarEventPage {
     event: any = {};
     title: string;
     courseName: string;
+    courseUrl = '';
     notificationsEnabled = false;
+    moduleUrl = '';
+    categoryPath = '';
 
     constructor(private translate: TranslateService, private calendarProvider: AddonCalendarProvider, navParams: NavParams,
             private domUtils: CoreDomUtilsProvider, private coursesProvider: CoreCoursesProvider, timeUtils: CoreTimeUtilsProvider,
-            private calendarHelper: AddonCalendarHelperProvider, sitesProvider: CoreSitesProvider,
-            localNotificationsProvider: CoreLocalNotificationsProvider, private courseProvider: CoreCourseProvider) {
+            private calendarHelper: AddonCalendarHelperProvider, private sitesProvider: CoreSitesProvider,
+            localNotificationsProvider: CoreLocalNotificationsProvider, private courseProvider: CoreCourseProvider,
+            private textUtils: CoreTextUtilsProvider) {
 
         this.eventId = navParams.get('id');
         this.notificationsEnabled = localNotificationsProvider.isAvailable();
@@ -90,10 +95,28 @@ export class AddonCalendarEventPage {
      * @return {Promise<any>} Promise resolved when done.
      */
     fetchEvent(): Promise<any> {
-        return this.calendarProvider.getEvent(this.eventId).then((event) => {
+        const currentSite = this.sitesProvider.getCurrentSite(),
+            canGetById = this.calendarProvider.isGetEventByIdAvailable();
+        let promise;
+
+        if (canGetById) {
+            promise = this.calendarProvider.getEventById(this.eventId);
+        } else {
+            promise = this.calendarProvider.getEvent(this.eventId);
+        }
+
+        return promise.then((event) => {
+            const promises = [];
+
             this.calendarHelper.formatEventData(event);
             this.event = event;
 
+            // Reset some of the calculated data.
+            this.categoryPath = '';
+            this.courseName = '';
+            this.courseUrl = '';
+            this.moduleUrl = '';
+
             // Guess event title.
             let title = this.translate.instant('addon.calendar.type' + event.eventtype);
             if (event.moduleIcon) {
@@ -102,6 +125,8 @@ export class AddonCalendarEventPage {
                 if (name.indexOf('core.mod_') === -1) {
                     event.moduleName = name;
                 }
+
+                // Calculate the title of the page;
                 if (title == 'addon.calendar.type' + event.eventtype) {
                     title = this.translate.instant('core.mod_' + event.modulename + '.' + event.eventtype);
 
@@ -109,19 +134,39 @@ export class AddonCalendarEventPage {
                         title = name;
                     }
                 }
+
+                // Get the module URL.
+                if (canGetById) {
+                    this.moduleUrl = event.url;
+                }
             } else {
                 if (title == 'addon.calendar.type' + event.eventtype) {
                     title = event.name;
                 }
             }
+
             this.title = title;
 
-            if (event.courseid && event.courseid != this.siteHomeId) {
-                // It's a course event, retrieve the course name.
-                return this.coursesProvider.getUserCourse(event.courseid, true).then((course) => {
+            // If the event belongs to a course, get the course name and the URL to view it.
+            if (canGetById && event.course) {
+                this.courseName = event.course.fullname;
+                this.courseUrl = event.course.viewurl;
+            } else if (event.courseid && event.courseid != this.siteHomeId) {
+                // Retrieve the course.
+                promises.push(this.coursesProvider.getUserCourse(event.courseid, true).then((course) => {
                     this.courseName = course.fullname;
-                });
+                    this.courseUrl = currentSite ? this.textUtils.concatenatePaths(currentSite.siteUrl,
+                            '/course/view.php?id=' + event.courseid) : '';
+                }).catch(() => {
+                    // Error getting course, just don't show the course name.
+                }));
             }
+
+            if (canGetById && event.iscategoryevent) {
+                this.categoryPath = event.category.nestedname;
+            }
+
+            return Promise.all(promises);
         }).catch((error) => {
             this.domUtils.showErrorModalDefault(error, 'addon.calendar.errorloadevent', true);
         });
diff --git a/src/addon/calendar/providers/calendar.ts b/src/addon/calendar/providers/calendar.ts
index 914726cb7..ef7151e02 100644
--- a/src/addon/calendar/providers/calendar.ts
+++ b/src/addon/calendar/providers/calendar.ts
@@ -200,6 +200,30 @@ export class AddonCalendarProvider {
         });
     }
 
+    /**
+     * Get a calendar event by ID. This function returns more data than getEvent, but it isn't available in all Moodles.
+     *
+     * @param {number} id Event ID.
+     * @param {boolean} [refresh] True when we should update the event data.
+     * @param {string} [siteId] ID of the site. If not defined, use current site.
+     * @return {Promise<any>} Promise resolved when the event data is retrieved.
+     * @since 3.4
+     */
+    getEventById(id: number, siteId?: string): Promise<any> {
+        return this.sitesProvider.getSite(siteId).then((site) => {
+            const preSets = {
+                    cacheKey: this.getEventCacheKey(id)
+                },
+                data = {
+                    eventid: id
+                };
+
+            return site.read('core_calendar_get_calendar_event_by_id', data, preSets).then((response) => {
+                return response.event;
+            });
+        });
+    }
+
     /**
      * Get cache key for a single event WS call.
      *
@@ -396,6 +420,16 @@ export class AddonCalendarProvider {
         });
     }
 
+    /**
+     * Check if the get event by ID WS is available.
+     *
+     * @return {boolean} Whether it's available.
+     * @since 3.4
+     */
+    isGetEventByIdAvailable(): boolean {
+        return this.sitesProvider.wsAvailableInCurrentSite('core_calendar_get_calendar_event_by_id');
+    }
+
     /**
      * Get the next events for all the sites and schedules their notifications.
      * If an event notification time is 0, cancel its scheduled notification (if any).