diff --git a/app.rb b/app.rb
index dc420fce..2c359893 100644
--- a/app.rb
+++ b/app.rb
@@ -92,6 +92,14 @@ before do
       params[:page] = '1'
     end
   end
+
+  if params[:tag]
+    begin
+      params.delete 'tag' if params[:tag].nil? || !params[:tag].is_a?(String) || params[:tag].strip.empty? || params[:tag].match?(Tag::INVALID_TAG_REGEX)
+    rescue Encoding::CompatibilityError
+      params.delete 'tag'
+    end
+  end
 end
 
 after do
diff --git a/app/activity.rb b/app/activity.rb
index 35896e0d..1c2d97ad 100644
--- a/app/activity.rb
+++ b/app/activity.rb
@@ -3,15 +3,52 @@ get '/activity' do
 
   @page = params[:page] || 1
 
-  @pagination_dataset = Event.global_dataset
+  if params[:tag]
+    query1 = Event
+      .join(:sites, id: :site_id)
+      .join(:sites_tags, site_id: :id)
+      .join(:tags, id: :tag_id)
+      .where(tags__name: params[:tag])
+      .where(events__is_deleted: false, sites__is_deleted: false)
+      .where{sites__score > Event::ACTIVITY_TAG_SCORE_LIMIT}
+      .where(sites__is_nsfw: false)
+      .where(follow_id: nil)
+      .select_all(:events)
 
-  if current_site
-    blocking_site_ids = current_site.blocking_site_ids
-    @pagination_dataset.exclude(events__site_id: blocking_site_ids).exclude(events__actioning_site_id: blocking_site_ids)
+    query2 = Event
+      .join(:sites, id: :actioning_site_id)
+      .join(:sites_tags, site_id: :id)
+      .join(:tags, id: :tag_id)
+      .where(tags__name: params[:tag])
+      .where(events__is_deleted: false, sites__is_deleted: false)
+      .where{sites__score > Event::ACTIVITY_TAG_SCORE_LIMIT}
+      .where(sites__is_nsfw: false)
+      .where(follow_id: nil)
+      .select_all(:events)
+
+    if current_site
+      blocking_site_ids = current_site.blocking_site_ids
+      query1 = query1.where(Sequel.|({events__site_id: nil}, ~{events__site_id: blocking_site_ids})).where(Sequel.|({events__actioning_site_id: nil}, ~{events__actioning_site_id: blocking_site_ids}))
+      query2 = query2.where(Sequel.|({events__site_id: nil}, ~{events__site_id: blocking_site_ids})).where(Sequel.|({events__actioning_site_id: nil}, ~{events__actioning_site_id: blocking_site_ids}))
+    end
+
+    ds = query1.union(query2, all: true).order(Sequel.desc(:created_at))
+  else
+    ds = Event.news_feed_default_dataset.exclude(sites__is_nsfw: true)
+
+    if current_site
+      blocking_site_ids = current_site.blocking_site_ids
+      ds = ds.where(Sequel.|({events__site_id: nil}, ~{events__site_id: blocking_site_ids})).where(Sequel.|({events__actioning_site_id: nil}, ~{events__actioning_site_id: blocking_site_ids}))
+    end
+
+    ds = ds.where(
+      Sequel.expr(Sequel[:sites][:score] > Event::GLOBAL_SCORE_LIMIT) |
+      Sequel.expr(Sequel[:actioning_sites][:score] > Event::GLOBAL_SCORE_LIMIT)
+    )
   end
 
-  @pagination_dataset = @pagination_dataset.paginate @page.to_i, Event::GLOBAL_PAGINATION_LENGTH
+  @pagination_dataset = ds.paginate @page.to_i, Event::GLOBAL_PAGINATION_LENGTH
   @events = @pagination_dataset.all
 
   erb :'activity'
-end
+end
\ No newline at end of file
diff --git a/app/browse.rb b/app/browse.rb
index 166b6f8a..b7d95c95 100644
--- a/app/browse.rb
+++ b/app/browse.rb
@@ -2,12 +2,6 @@ get '/browse/?' do
   @page = params[:page]
   @page = 1 if @page.not_an_integer?
 
-  begin
-    params.delete 'tag' if params[:tag].nil? || !params[:tag].is_a?(String) || params[:tag].strip.empty? || params[:tag].match?(Tag::INVALID_TAG_REGEX)
-  rescue Encoding::CompatibilityError
-    params.delete 'tag'
-  end
-
   if is_education?
     ds = education_sites_dataset
   else
diff --git a/models/event.rb b/models/event.rb
index 94d584c5..b9cf6d99 100644
--- a/models/event.rb
+++ b/models/event.rb
@@ -16,6 +16,7 @@ class Event < Sequel::Model
   PAGINATION_LENGTH = 10
   GLOBAL_PAGINATION_LENGTH = 20
   GLOBAL_SCORE_LIMIT = 2
+  ACTIVITY_TAG_SCORE_LIMIT = 0.2
 
   def undeleted_comments_count
     comments_dataset.exclude(is_deleted: true).count
@@ -40,14 +41,6 @@ class Event < Sequel::Model
     order(:events__created_at.desc)
   end
 
-  def self.global_dataset
-    news_feed_default_dataset.where(
-      Sequel.expr(Sequel[:sites][:score] > GLOBAL_SCORE_LIMIT) |
-      Sequel.expr(Sequel[:actioning_sites][:score] > GLOBAL_SCORE_LIMIT)
-    ).
-    exclude(sites__is_nsfw: true)
-  end
-
   def created_by?(site)
     return true if actioning_site_id == site.id
     false
diff --git a/sass/_project-sass/_project-Main.scss b/sass/_project-sass/_project-Main.scss
index 72324748..c58d9635 100644
--- a/sass/_project-sass/_project-Main.scss
+++ b/sass/_project-sass/_project-Main.scss
@@ -24,7 +24,6 @@
   }
 }
 .single-Col{
-  max-width:800px;
 }
 
 // About page
diff --git a/views/_browse_tags.erb b/views/_browse_tags.erb
new file mode 100644
index 00000000..83af6a92
--- /dev/null
+++ b/views/_browse_tags.erb
@@ -0,0 +1,9 @@
+<div class="row content misc">
+  <h3>Popular Tags</h3>
+  <p class="tagcloud">
+    <% Tag.popular_names(1000).each_with_index do |tag,i| %>
+      <% i = (((i+1).to_f/1000) * 10).to_i %>
+      <a class="tag<%= i %>" href="<%= request.path %>?tag=<%= Rack::Utils.escape tag[:name] %>"><%= tag[:name] %></a>&nbsp;&nbsp;
+    <% end %>
+  </p>
+</div>
\ No newline at end of file
diff --git a/views/activity.erb b/views/activity.erb
index 641920a7..acb5a5d6 100644
--- a/views/activity.erb
+++ b/views/activity.erb
@@ -1,10 +1,27 @@
-<div class="header-Outro">
-  <div class="row content single-Col">
-    <h1>Latest Activity on Neocities</h1>
+<div class="header-Outro with-columns browse-page">
+  <div class="row content">
+    <div class="col col-100">
+      <% if params[:tag] %>
+        <h1><a href="/activity">Latest Activity</a> > <%= params[:tag] %></h1>
+        <h4><a href="/browse?tag=<%= params[:tag]%>">Sites</a></h4>
+      <% else %>
+        <h1>Latest Activity on Neocities</h1>
+      <% end %>
+    </div>
+
+    <div class="col col-100 filter">
+      <form action="/activity" method="GET">
+      <fieldset class="grouping">
+        <label class="text-Label" for="tag"><span class="hide-on-mobile">Filter by </span>Tag:</label>
+        <input class="input-Area typeahead" id="tag" name="tag" type="text" placeholder="pokemon" value="<%= params[:tag] %>" autocapitalize="off" autocorrect="off" autocomplete="off" spellcheck="false" dir="auto">
+        <input style="vertical-align: -4px;margin-left: 4px;" type="submit" class="btn-Action" value="Filter">
+      </fieldset>
+      </form>
+    </div>
   </div>
 </div>
-<div style="margin-left:auto; margin-right:auto; max-width:800px;">
-  <div class="content single-Col misc-page" style="float:left;">
+<div>
+  <div class="content single-Col misc-page">
       <% if !signed_in? %>
       <div class="welcome">
         <h4>All the latest Neocities site news!</h4>
@@ -15,5 +32,6 @@
     <% end %>
 
     <%== erb :'_news', locals: {current_site: nil, events: @events} %>
+    <%== erb :'_browse_tags' %>
   </div>
 </div>
\ No newline at end of file
diff --git a/views/browse.erb b/views/browse.erb
index c9cfd163..77b7f34b 100644
--- a/views/browse.erb
+++ b/views/browse.erb
@@ -3,6 +3,7 @@
     <div class="col col-100">
       <% if params[:tag] %>
         <h1><a href="/browse">Websites</a> > <%= params[:tag] %></h1>
+        <h4><a href="/activity?tag=<%= params[:tag]%>">Activity</a></h4>
       <% else %>
         <h1>Sites on Neocities</h1>
       <% end %>
@@ -142,15 +143,7 @@
 <% end %>
 
 <% unless is_education? %>
-<div class="row content misc">
-  <h3>Popular Tags</h3>
-  <p class="tagcloud">
-    <% Tag.popular_names(100).each_with_index do |tag,i| %>
-      <% i = (((i+1).to_f/100) * 10).to_i %>
-      <a class="tag<%= i %>" href="/browse?tag=<%= Rack::Utils.escape tag[:name] %>"><%= tag[:name] %></a>&nbsp;&nbsp;
-    <% end %>
-  </p>
-</div>
+<%== erb :_browse_tags %>
 <div class="row content misc">
   <h3>Text Search</h3>
   <form id="searchForm" method="GET" action="https://duckduckgo.com" class="content" onsubmit="return addSiteToSearch()">