diff --git a/app/assets/stylesheets/tags.css.sass b/app/assets/stylesheets/tags.css.sass
new file mode 100644
index 00000000..f19cf8cc
--- /dev/null
+++ b/app/assets/stylesheets/tags.css.sass
@@ -0,0 +1,23 @@
+.tag
+  vertical-align: middle
+  sub
+    font-size: 8px
+
+  &.size_1
+    font-size: 60%
+    letter-spacing: -1px
+  &.size_2
+    font-size: 80%
+    letter-spacing: -1px
+  &.size_3
+    font-size: 100%
+  &.size_4
+    font-size: 120%
+  &.size_5
+    font-size: 180%
+  &.size_6
+    font-size: 200%
+  &.size_7
+    font-size: 220%
+  &.size_8
+    font-size: 240%
diff --git a/app/controllers/events_controller.rb b/app/controllers/events_controller.rb
index 836a2335..aa43e0c5 100644
--- a/app/controllers/events_controller.rb
+++ b/app/controllers/events_controller.rb
@@ -19,7 +19,7 @@ class EventsController < InheritedResources::Base
       }
 
       format.rss {
-        @events = @events.future
+        @events = @events.future_30
         @events = @events.limit params[:daylimit] if params[:daylimit]
       }
 
diff --git a/app/controllers/tags_controller.rb b/app/controllers/tags_controller.rb
new file mode 100644
index 00000000..6ce417e1
--- /dev/null
+++ b/app/controllers/tags_controller.rb
@@ -0,0 +1,17 @@
+class TagsController < InheritedResources::Base
+  def index
+    @tags = Event
+      .pluck(:tags)
+      .join(' ')
+      .split
+      .group_by { |i| i }
+      .reject { |k, v| v.size < 2 }
+      .collect { |k, v| [k, v.size()] }
+      .sort
+  end
+
+  def show
+    @eventsFuture = Event.future.tag params[:id]
+    @eventsPast = Event.past.tag params[:id]
+  end
+end
diff --git a/app/models/event.rb b/app/models/event.rb
index 8a31df01..55651638 100644
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -5,7 +5,9 @@ class Event < ActiveRecord::Base
 
   default_scope { where moderated: 1 }
 
-  scope :future, -> {
+  scope :past, -> { where('end_time < now()').order(start_time: :desc) }
+  scope :future, -> { where('end_time >= now()').order(start_time: :asc) }
+  scope :future_30, -> {
     where('start_time >= now() and end_time <= ?', Date.today + 30)
     .order(:start_time)
   }
diff --git a/app/views/events/index.html.haml b/app/views/events/index.html.haml
index ce6a96e9..07815c6f 100644
--- a/app/views/events/index.html.haml
+++ b/app/views/events/index.html.haml
@@ -38,7 +38,7 @@
 
 .formats
   =t '.calendar_in'
-  = link_to('rss', events_url(:rss))+','
-  = link_to 'iCal', events_url(:rss)
+  = link_to('rss', events_url(:rss, tag: params[:tag]))+','
+  = link_to 'iCal', events_url(:rss, tag: params[:tag])
   ou
-  = link_to 'calendrier Google', events_url(:rss)
+  = link_to 'calendrier Google', events_url(:rss, tag: params[:tag])
diff --git a/app/views/layouts/application.html.haml b/app/views/layouts/application.html.haml
index 52674f25..1744ec5a 100644
--- a/app/views/layouts/application.html.haml
+++ b/app/views/layouts/application.html.haml
@@ -62,7 +62,7 @@
         = link_to t('.rss'), regions_url
         = link_to t('.ical'), icallist_regions_url
         = link_to t('.map'), users_url
-        = link_to t('.tags'), users_url
+        = link_to t('.tags'), tags_url
         = link_to t('.infos'), users_url
         = link_to t('.stats'), stats_regions_url
         = link_to t('.contact'), users_url
diff --git a/app/views/tags/index.html.haml b/app/views/tags/index.html.haml
new file mode 100644
index 00000000..34c93938
--- /dev/null
+++ b/app/views/tags/index.html.haml
@@ -0,0 +1,11 @@
+%h2=t '.title'
+
+- @tags.each do |tag|
+  %span.tag(class="size_#{Math.log2(tag[1]).to_i}")
+    = link_to tag[0], tag_url(tag[0])
+    %sub<>
+      = link_to :rss, events_url(format: :rss, tag: tag[0])
+      \/
+      = link_to :ical, events_url(format: :ics, tag: tag[0])
+
+%p Seuls les tags portants sur plus d'un évènement sont affichés dans cette liste.
diff --git a/app/views/tags/show.html.haml b/app/views/tags/show.html.haml
new file mode 100644
index 00000000..dfc9c733
--- /dev/null
+++ b/app/views/tags/show.html.haml
@@ -0,0 +1,35 @@
+%h2
+  =t '.title'
+  %em= params[:id]
+
+%p=raw t '.future', count: @eventsFuture.count
+%ul
+  - @eventsFuture.each do |event|
+    %li
+      %div= link_to event.title, event
+      - if event.same_day?
+        le
+        =l event.start_time.to_date, format: :long
+      - else
+        du
+        =l event.start_time.to_date, format: :long
+        au
+        =l event.end_time.to_date, format: :long
+      à
+      = event.city
+
+%p=raw t '.past', count: @eventsPast.count
+%ul
+  - @eventsPast.each do |event|
+    %li
+      %div= link_to event.title, event
+      - if event.same_day?
+        le
+        =l event.start_time.to_date, format: :long
+      - else
+        du
+        =l event.start_time.to_date, format: :long
+        au
+        =l event.end_time.to_date, format: :long
+      à
+      = event.city
diff --git a/config/locales/fr.yml b/config/locales/fr.yml
index a78fd1ea..894c5935 100644
--- a/config/locales/fr.yml
+++ b/config/locales/fr.yml
@@ -120,3 +120,16 @@ fr:
       city: Statistiques par ville
       dates: Statistiques par date
       web: Statistiques Web
+  tags:
+    index:
+      title: Tags
+    show:
+      title: Les évènements
+      future:
+        zero:
+        one: "<strong>Prochainement</strong>, %{count} évènement:"
+        other: "<strong>Prochainement</strong>, %{count} évènements:"
+      past:
+        zero:
+        one: "<strong>Dans le passé</strong>, %{count} évènement:"
+        other: "<strong>Dans le passé</strong>, %{count} évènements:"
diff --git a/config/routes.rb b/config/routes.rb
index f6ef7d04..bf0f8092 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -5,6 +5,7 @@ AgendaDuLibreRails::Application.routes.draw do
   end
   resources :events
   resources :users
+  resources :tags, only: [ :index, :show ]
 
   get 'ical.php' => 'events#index', format: :ics
   get ':format.php' => 'events#index'