diff --git a/CHANGELOG.md b/CHANGELOG.md
index ac1fedb..ded960e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,14 @@
 # Changelog
 
+## 1.3.0
+
+* added endpoint to extend sessions
+* added entry page statistics
+* added exit page statistics
+* added number of sessions to referrer statistics
+* added city statistics
+* added entry page, exit page, city, and referrer name to filter
+
 ## 1.2.0
 
 * added method to send events
diff --git a/Client.ts b/Client.ts
index fc8e7fe..2f2b6e0 100644
--- a/Client.ts
+++ b/Client.ts
@@ -30,6 +30,9 @@ import {
     UTMSourceStats,
     TimeSpentStats
 } from "./types";
+import { EntryStats } from ".";
+import { ExitStats } from ".";
+import { CityStats } from ".";
 
 const defaultBaseURL = "https://api.pirsch.io";
 const defaultTimeout = 5000;
@@ -37,6 +40,7 @@ const defaultProtocol = "http";
 const authenticationEndpoint = "/api/v1/token";
 const hitEndpoint = "/api/v1/hit";
 const eventEndpoint = "/api/v1/event";
+const sessionEndpoint = "/api/v1/session";
 const domainEndpoint = "/api/v1/domain";
 const sessionDurationEndpoint = "/api/v1/statistics/duration/session";
 const timeOnPageEndpoint = "/api/v1/statistics/duration/page";
@@ -47,6 +51,8 @@ const utmContentEndpoint = "/api/v1/statistics/utm/content";
 const utmTermEndpoint = "/api/v1/statistics/utm/term";
 const visitorsEndpoint = "/api/v1/statistics/visitor";
 const pagesEndpoint = "/api/v1/statistics/page";
+const entryPagesEndpoint = "/api/v1/statistics/page/entry";
+const exitPagesEndpoint = "/api/v1/statistics/page/exit";
 const conversionGoalsEndpoint = "/api/v1/statistics/goals";
 const eventsEndpoint = "/api/v1/statistics/events";
 const eventMetadataEndpoint = "/api/v1/statistics/event/meta";
@@ -58,6 +64,7 @@ const referrerEndpoint = "/api/v1/statistics/referrer";
 const osEndpoint = "/api/v1/statistics/os";
 const browserEndpoint = "/api/v1/statistics/browser";
 const countryEndpoint = "/api/v1/statistics/country";
+const cityEndpoint = "/api/v1/statistics/city";
 const platformEndpoint = "/api/v1/statistics/platform";
 const screenEndpoint = "/api/v1/statistics/screen";
 const keywordsEndpoint = "/api/v1/statistics/keywords";
@@ -70,7 +77,7 @@ const referrerQueryParams = [
 ];
 
 /**
- * Client is the Pirsch API client.
+ * Client is used to access the Pirsch API.
  */
 export class Client {
     private readonly clientID: string;
@@ -192,6 +199,43 @@ export class Client {
         }
     }
 
+    /**
+     * session keeps a session alive.
+     * 
+     * @param hit all required data for the request.
+     * @param retry retry the request in case a 401 (unauthenticated) error is returned. Don't modify this.
+     * @returns APIError or an empty promise, in case something went wrong
+     */
+     async session(hit: Hit, retry: boolean = true): Promise<APIError | null> {
+        try {
+            if(hit.dnt === "1") {
+                return Promise.resolve<null>(null);
+            }
+
+            await this.client.post(sessionEndpoint, {
+                hostname: this.hostname,
+                ...hit,
+            }, {
+                headers: {
+                    "Content-Type": "application/json",
+                    "Authorization": `Bearer ${this.accessToken}`
+                }
+            });
+            return Promise.resolve<null>(null);
+        } catch(e) {
+            if(e.response.status === 401 && retry) {
+                try {
+                    await this.refreshToken();
+                    return this.session(hit, false);
+                } catch(e) {
+                    return e;
+                }
+            }
+
+            return Promise.reject<APIError>(e.response.data);
+        }
+    }
+
     /**
      * hitFromRequest returns the required data to send a hit to Pirsch for a Node request object.
      * 
@@ -322,12 +366,30 @@ export class Client {
         return await this.performGet<VisitorStats[]>(visitorsEndpoint, filter);
     }
 
+    /**
+     * entryPages returns the entry page statistics grouped by page.
+     *
+     * @param filter used to filter the result set.
+     */
+    async entryPages(filter: Filter): Promise<EntryStats[] | APIError> {
+        return await this.performGet<EntryStats[]>(entryPagesEndpoint, filter);
+    }
+
+    /**
+     * exitPages returns the exit page statistics grouped by page.
+     *
+     * @param filter used to filter the result set.
+     */
+     async exitPages(filter: Filter): Promise<ExitStats[] | APIError> {
+        return await this.performGet<ExitStats[]>(exitPagesEndpoint, filter);
+    }
+
     /**
      * pages returns the page statistics grouped by page.
      *
      * @param filter used to filter the result set.
      */
-    async pages(filter: Filter): Promise<PageStats[] | APIError> {
+     async pages(filter: Filter): Promise<PageStats[] | APIError> {
         return await this.performGet<PageStats[]>(pagesEndpoint, filter);
     }
 
@@ -430,6 +492,15 @@ export class Client {
         return await this.performGet<CountryStats[]>(countryEndpoint, filter);
     }
 
+    /**
+     * city returns city statistics.
+     *
+     * @param filter used to filter the result set.
+     */
+     async city(filter: Filter): Promise<CityStats[] | APIError> {
+        return await this.performGet<CityStats[]>(cityEndpoint, filter);
+    }
+
     /**
      * platform returns the platforms used by visitors.
      *
diff --git a/package.json b/package.json
index d272f5a..347ce2d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pirsch-sdk",
-  "version": "1.2.0",
+  "version": "1.3.0",
   "description": "JavaScript client SDK for Pirsch.",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
diff --git a/types.ts b/types.ts
index d5d93d1..805917c 100644
--- a/types.ts
+++ b/types.ts
@@ -60,11 +60,15 @@ export interface Filter {
     to: Date
     path?: string
     pattern?: string
+    entry_path?: string
+	exit_path?: string
     event?: string
     event_meta_key?: string
     language?: string
     country?: string
+    city?: string
     referrer?: string
+    referrer_name?: string
     os?: string
     browser?: string
     platform?: string
@@ -182,6 +186,31 @@ export interface PageStats {
     average_time_spent_seconds: number
 }
 
+/*
+ * EntryStats is the result type for entry page statistics.
+ */
+export interface EntryStats {
+	path: string
+	title: string
+	visitors: number
+	sessions: number
+	entries: number
+	entry_rate: number
+	average_time_spent_seconds: number
+}
+
+/*
+ * ExitStats is the result type for exit page statistics.
+ */
+export interface ExitStats {
+	exit_path: string
+	title: string
+	visitors: number
+	sessions: number
+	exits: number
+	exit_rate: number
+}
+
 /**
  * ConversionGoal is a conversion goal as configured on the dashboard.
  */
@@ -273,6 +302,13 @@ export interface CountryStats extends MetaStats {
     country_code: string
 }
 
+/*
+ * CityStats is the result type for city statistics.
+ */
+export interface CityStats extends MetaStats {
+	city: string
+}
+
 /**
  * BrowserStats is the result export interface for browser statistics.
  */
@@ -295,6 +331,7 @@ export interface ReferrerStats {
     referrer_name: string
     referrer_icon: string
     visitors: number
+    sessions: number
     relative_visitors: number
     bounces: number
     bounce_rate: number