diff --git a/site_test/archive.html b/site_test/archive.html
index c6f0f5b..c6d9116 100644
--- a/site_test/archive.html
+++ b/site_test/archive.html
@@ -7,10 +7,10 @@
 {% block content -%}
 
 {% for year in years %}
-    <h2>{{ year }}</h2>
-    <ul>
+    <ul class="archive-list">
         {% for entry in posts_by_year[year] %}
             <li>
+                <code><time datetime="{{ entry.date | iso_datetime }}">{{ entry.date | iso_date }}</time></code>
                 <a href="{{ entry.permalink }}">
                     {{ entry.title }}
                 </a>
diff --git a/site_test/css/main.scss b/site_test/css/main.scss
index 25f6e85..f57dcc2 100644
--- a/site_test/css/main.scss
+++ b/site_test/css/main.scss
@@ -115,6 +115,10 @@ table {
     }
 }
 
+hr {
+    border: 1px solid black;
+}
+
 html {
     font-family: "Valkyrie A", Charter, serif;
     font-size: 16px;
@@ -360,9 +364,29 @@ footer {
         left: 0;
         background: var(--webring-gradient);
     }
+    &:hover::after {
+        height: 3px;
+        bottom: 1px;
+    }
     a {
         color: transparent;
         text-decoration: none;
         position: relative;
     }
 }
+
+.archive-list {
+    padding: 0;
+    font-size: 1.5rem;
+
+    li {
+        list-style: none;
+
+        time {
+            color: var(--secondary-text-color);
+        }
+        &:hover time {
+            color: var(--text-color);
+        }
+    }
+}
diff --git a/site_test/layout/tag.html b/site_test/layout/tag.html
index eee9799..9fd6a7b 100644
--- a/site_test/layout/tag.html
+++ b/site_test/layout/tag.html
@@ -9,10 +9,10 @@
 <h1>Posts tagged &lsquo;{{ tag_name }}&rsquo;</h1>
 
 {% for year in years %}
-    <h2>{{ year }}</h2>
-    <ul>
+    <ul class="archive-list">
         {% for entry in posts_by_year[year] %}
             <li>
+                <code><time datetime="{{ entry.date | iso_datetime }}">{{ entry.date | iso_date }}</time></code>
                 <a href="{{ entry.permalink }}">
                     {{ entry.title }}
                 </a>
diff --git a/src/generator/archive.rs b/src/generator/archive.rs
index 1cda671..b4ed83b 100644
--- a/src/generator/archive.rs
+++ b/src/generator/archive.rs
@@ -1,6 +1,6 @@
 use std::collections::HashMap;
 
-use chrono::Datelike;
+use chrono::{DateTime, Datelike, FixedOffset};
 use compute_graph::{
     builder::GraphBuilder,
     input::{Input, InputVisitable},
@@ -62,7 +62,7 @@ impl Rule for Entries {
             .map(|post| Entry {
                 permalink: post.permalink(),
                 title: post.metadata.title.clone(),
-                year: post.metadata.date.year(),
+                date: post.metadata.date,
             })
             .collect()
     }
@@ -75,7 +75,7 @@ impl Rule for PostsByYear {
     fn evaluate(&mut self) -> Self::Output {
         let mut map = HashMap::new();
         for entry in self.input_0().iter().cloned() {
-            map.entry(entry.year).or_insert(vec![]).push(entry);
+            map.entry(entry.date.year()).or_insert(vec![]).push(entry);
         }
         PostsYearMap(map)
     }
@@ -97,5 +97,5 @@ impl PostsYearMap {
 pub struct Entry {
     pub permalink: String,
     pub title: String,
-    pub year: i32,
+    pub date: DateTime<FixedOffset>,
 }
diff --git a/src/generator/tags.rs b/src/generator/tags.rs
index 00f6d8c..022e71d 100644
--- a/src/generator/tags.rs
+++ b/src/generator/tags.rs
@@ -1,6 +1,5 @@
 use std::collections::HashMap;
 
-use chrono::Datelike;
 use compute_graph::{
     builder::GraphBuilder,
     input::{DynamicInput, Input, InputVisitable},
@@ -127,7 +126,7 @@ impl Rule for PostsByTag {
                     Some(Entry {
                         permalink: post.permalink(),
                         title: post.metadata.title.clone(),
-                        year: post.metadata.date.year(),
+                        date: post.metadata.date,
                     })
                 } else {
                     None
diff --git a/src/generator/templates.rs b/src/generator/templates.rs
index 5ff24e3..6891bdf 100644
--- a/src/generator/templates.rs
+++ b/src/generator/templates.rs
@@ -26,6 +26,7 @@ pub fn make_graph(
 ) -> Input<Templates> {
     let mut empty_templates = Templates::default();
     empty_templates.register_filter("iso_datetime", filters::iso_datetime);
+    empty_templates.register_filter("iso_date", filters::iso_date);
     empty_templates.register_filter("pretty_date", filters::pretty_date);
     empty_templates.register_filter("pretty_datetime", filters::pretty_datetime);
     empty_templates.register_filter("reading_time", filters::reading_time);
@@ -272,6 +273,16 @@ pub mod filters {
         Ok(Value::String(date.format("%+:0").to_string()))
     }
 
+    pub fn iso_date(value: &Value, _args: &HashMap<String, Value>) -> Result<Value> {
+        let date = DateTime::<Local>::deserialize(value)?;
+        Ok(Value::String(format!(
+            "{}-{:0>2}-{:0>2}",
+            date.year(),
+            date.month(),
+            date.day()
+        )))
+    }
+
     const MONTHS: &[&str; 12] = &[
         "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
     ];