diff --git a/apps/content/lib/content/sitemap.ex b/apps/content/lib/content/sitemap.ex
new file mode 100644
index 00000000..80edd50b
--- /dev/null
+++ b/apps/content/lib/content/sitemap.ex
@@ -0,0 +1,45 @@
+defmodule Content.Sitemaps do
+  @moduledoc """
+    This module generates sitemaps for the website and pings search engines as
+    appropriate.
+  """
+  alias Content.{Endpoint, Post, Posts, Repo,  Router.Helpers, Terms}
+  import Ecto.Query
+
+  use Sitemap,
+    host: "https://#{Application.get_env(:content, Endpoint)[:url][:host]}",
+    files_path: "tmp/sitemap/",
+    public_path: "",
+    adapter: Content.SitemapStorage
+
+  def generate do
+    create do
+      add "", priority: 0.5, changefreq: "hourly", expires: nil
+
+      posts =
+        Posts.post_scope
+        |> where([p], p.type not in ["nav_menu_item", "attachment"])
+        |> Repo.all()
+
+        for post <- posts do
+        add Helpers.posts_path(Endpoint, :show, post), priority: 0.5, changefreq: "hourly", expires: nil
+        page_count = Post.content_page_count(post)
+        if page_count > 1 do
+          (2..page_count)
+          |> Enum.each(fn page ->
+            add Helpers.paged_post_path(Endpoint, :show, post, page), priority: 0.5, changefreq: "hourly", expires: nil
+          end)
+        end
+      end
+
+      Terms.categories
+      |> Repo.all()
+      |> Enum.each(fn category ->
+        add Helpers.category_path(Endpoint, :index_posts, category.slug), priority: 0.5, changefreq: "hourly", expires: nil
+      end)
+    end
+
+    # notify search engines (currently Google and Bing) of the updated sitemap
+    if Mix.env() == :prod, do: ping()
+  end
+end
diff --git a/apps/content/lib/content/sitemap_storage.ex b/apps/content/lib/content/sitemap_storage.ex
new file mode 100644
index 00000000..5954b529
--- /dev/null
+++ b/apps/content/lib/content/sitemap_storage.ex
@@ -0,0 +1,69 @@
+defmodule Content.SitemapStorage do
+  @moduledoc """
+    This module serves as a storage adapter for the Sitemap package. It writes
+    the sitemap as an attachment post into the system, so that the CMS will
+    serve it up.
+  """
+  alias Content.{Endpoint, Post, Repo, Router.Helpers, User}
+  alias Ecto.Changeset
+  alias Sitemap.{Location}
+  import Ecto.Query
+
+  @behaviour Sitemap.Adapters.Behaviour
+
+  def write(name, data) do
+    path = Location.filename(name)
+    existing_post = Post |> from() |> where([name: ^path]) |> Repo.one()
+
+    gzip? = Regex.match?(~r/.gz$/, path)
+
+    mime = case gzip? do
+      true ->
+        "application/gzip"
+      false ->
+        "application/xml"
+    end
+
+    data_processed = data |> :zlib.gzip() |> Base.encode64
+
+    post_params = %{
+      date: NaiveDateTime.utc_now() |> NaiveDateTime.truncate(:second),
+      date_gmt: NaiveDateTime.utc_now() |> NaiveDateTime.truncate(:second),
+      content: data_processed,
+      title: path,
+      excerpt: "",
+      status: "publish",
+      comment_status: "closed",
+      ping_status: "closed",
+      password: "",
+      name: path,
+      to_ping: "",
+      pinged: "",
+      modified: NaiveDateTime.utc_now() |> NaiveDateTime.truncate(:second),
+      modified_gmt: NaiveDateTime.utc_now() |> NaiveDateTime.truncate(:second),
+      content_filtered: "",
+      parent: 0,
+      guid: Helpers.posts_url(Endpoint, :show, path),
+      menu_order: 0,
+      type: "attachment",
+      mime_type: mime,
+      comment_count: 0,
+      sticky: 0,
+    }
+
+    case existing_post do
+      nil ->
+        %Post{}
+        |> Changeset.change(post_params)
+        |> (fn (post) ->
+          try do
+            post |> Repo.insert!()
+          rescue
+            Ecto.ConstraintError -> post |> Repo.update!()
+          end
+        end).()
+      post ->
+        post |> Changeset.change(post_params) |> Repo.update!()
+    end
+  end
+end
diff --git a/mix.lock b/mix.lock
index 861590cc..6880c55a 100644
--- a/mix.lock
+++ b/mix.lock
@@ -54,7 +54,7 @@
   "php_serializer": {:hex, :php_serializer, "0.9.2", "59c5fd6bd3096671fd89358fb8229341ac7423b50ad8d45a15213b02ea2edab2", [:mix], [], "hexpm", "34eb835a460944f7fc216773b363c02e7dcf8ac0390c9e9ccdbd92b31a7ca59a"},
   "plug": {:hex, :plug, "1.10.4", "41eba7d1a2d671faaf531fa867645bd5a3dce0957d8e2a3f398ccff7d2ef017f", [:mix], [{:mime, "~> 1.0", [hex: :mime, repo: "hexpm", optional: false]}, {:plug_crypto, "~> 1.1.1 or ~> 1.2", [hex: :plug_crypto, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "ad1e233fe73d2eec56616568d260777b67f53148a999dc2d048f4eb9778fe4a0"},
   "plug_cowboy": {:hex, :plug_cowboy, "2.3.0", "149a50e05cb73c12aad6506a371cd75750c0b19a32f81866e1a323dda9e0e99d", [:mix], [{:cowboy, "~> 2.7", [hex: :cowboy, repo: "hexpm", optional: false]}, {:plug, "~> 1.7", [hex: :plug, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "bc595a1870cef13f9c1e03df56d96804db7f702175e4ccacdb8fc75c02a7b97e"},
-  "plug_crypto": {:hex, :plug_crypto, "1.1.2", "bdd187572cc26dbd95b87136290425f2b580a116d3fb1f564216918c9730d227", [:mix], [], "hexpm", "6b8b608f895b6ffcfad49c37c7883e8df98ae19c6a28113b02aa1e9c5b22d6b5"},
+  "plug_crypto": {:hex, :plug_crypto, "1.2.0", "1cb20793aa63a6c619dd18bb33d7a3aa94818e5fd39ad357051a67f26dfa2df6", [:mix], [], "hexpm", "a48b538ae8bf381ffac344520755f3007cc10bd8e90b240af98ea29b69683fc2"},
   "postgrex": {:hex, :postgrex, "0.15.5", "aec40306a622d459b01bff890fa42f1430dac61593b122754144ad9033a2152f", [:mix], [{:connection, "~> 1.0", [hex: :connection, repo: "hexpm", optional: false]}, {:db_connection, "~> 2.1", [hex: :db_connection, repo: "hexpm", optional: false]}, {:decimal, "~> 1.5", [hex: :decimal, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}], "hexpm", "ed90c81e1525f65a2ba2279dbcebf030d6d13328daa2f8088b9661eb9143af7f"},
   "pow": {:hex, :pow, "1.0.20", "b99993811af5233681bfc521e81ca706d25a56f2be54bad6424db327ce840ab9", [:mix], [{:ecto, "~> 2.2 or ~> 3.0", [hex: :ecto, repo: "hexpm", optional: false]}, {:phoenix, ">= 1.3.0 and < 1.6.0", [hex: :phoenix, repo: "hexpm", optional: false]}, {:phoenix_html, ">= 2.0.0 and <= 3.0.0", [hex: :phoenix_html, repo: "hexpm", optional: false]}, {:plug, ">= 1.5.0 and < 2.0.0", [hex: :plug, repo: "hexpm", optional: true]}], "hexpm", "4b6bd271399ccb353abbdbdc316199fe7fd7ae36bbf47059d53e366831c34fc8"},
   "quantum": {:hex, :quantum, "2.4.0", "f2ad4b20988f848455d35ed0e884ba0c7629a27ee86cbec6a6e0fc214b6e69cf", [:mix], [{:calendar, "~> 0.17", [hex: :calendar, repo: "hexpm", optional: true]}, {:crontab, "~> 1.1", [hex: :crontab, repo: "hexpm", optional: false]}, {:gen_stage, "~> 0.12 or ~> 1.0", [hex: :gen_stage, repo: "hexpm", optional: false]}, {:swarm, "~> 3.3", [hex: :swarm, repo: "hexpm", optional: false]}, {:timex, "~> 3.1", [hex: :timex, repo: "hexpm", optional: true]}, {:tzdata, "~> 1.0", [hex: :tzdata, repo: "hexpm", optional: true]}], "hexpm", "a125a9e65a5af740a1198f3b05c1a736fce3942f5e0dc2901e0f9be5745bea99"},