diff --git a/src/wanijo/visualisation/domain.clj b/src/wanijo/visualisation/domain.clj
index f6793a4..ff50207 100644
--- a/src/wanijo/visualisation/domain.clj
+++ b/src/wanijo/visualisation/domain.clj
@@ -1,7 +1,19 @@
 (ns wanijo.visualisation.domain
-  (:require [wanijo.framework.neo4j :as neo4j]
+  (:require [clojure.spec.alpha :as spec]
+            [wanijo.framework.neo4j :as neo4j]
             [wanijo.instance.domain :as domain-instance]))
 
+(spec/def ::link-name
+  (spec/or :not-give nil?
+           :given string?))
+(spec/def ::links-out
+  (spec/coll-of
+    (spec/merge ::domain-instance/instance
+                (spec/keys :req-un [::link-name]))))
+(spec/def ::with-enriched-out-links
+  (spec/merge ::domain-instance/instance
+              (spec/keys :req-un [::links-out])))
+
 (neo4j/defquery all-instance-connections
   "MATCH
      (source:instance)-[:of]->(schema:schema)
@@ -28,9 +40,11 @@
                     (-> % :label :name))
                  links-in))))
 (defn search! [term]
+  {:post [(spec/assert (spec/coll-of ::with-enriched-out-links) %)]}
   (->> (neo4j/exec-query! search {:term (str ".*" term ".*")})
        (map #(domain-instance/full-instance-by-uuid! (-> % :i :uuid)))
        (map enrich-links)))
 
 (defn instance! [uuid]
+  {:post [(spec/assert ::with-enriched-out-links %)]}
   (enrich-links (domain-instance/full-instance-by-uuid! uuid)))
diff --git a/src/wanijo/visualisation/routes.clj b/src/wanijo/visualisation/routes.clj
index b7576ee..96e026a 100644
--- a/src/wanijo/visualisation/routes.clj
+++ b/src/wanijo/visualisation/routes.clj
@@ -35,7 +35,8 @@
 (defroutes routes
   (GET (register! :vis-explore "/vis/explore/:instance-uuid")
        [instance-uuid :as req]
-       (vis-view/index instance-uuid req))
+       (vis-view/index (domain-instance/find-by-uuid! instance-uuid)
+                       req))
   (GET (register! :vis-all-instances "/vis/all-instances")
        [:as req]
        (all-instances req))
diff --git a/src/wanijo/visualisation/view.clj b/src/wanijo/visualisation/view.clj
index 041c010..617288b 100644
--- a/src/wanijo/visualisation/view.clj
+++ b/src/wanijo/visualisation/view.clj
@@ -1,22 +1,22 @@
 (ns wanijo.visualisation.view
   (:require [hiccup.page :refer [include-js include-css]]
             [hiccup.form :as hform]
+            [hiccup.core :refer [h]]
             [wanijo.framework.routing :refer [path]]
             [wanijo.framework.view :as view]))
 
-(defn index [instance-uuid req]
+(defn index [instance req]
   (view/layout!
     :request req
     :head (list (include-css "/css/vis-network.min.css")
                 (include-js "/js/vis-network.min.js"
                             "/js/vis.js"))
     :content
-    [[:h1 "Explore"]
+    [[:h1 "Explore instance " [:small (h (:name instance))]]
      [:form.search {:action (path :vis-search-instance {:term ""})}
       (hform/label "term" "Search Instance")
       (hform/text-field {:autofocus true} "term")
       [:input {:style "display: none" :type "submit"}]]
-     [:div.vis-canvas {:data-instance-url (path :vis-get-instance
-                                                {:uuid instance-uuid})}]
+     [:div.vis-canvas {:data-instance-url (path :vis-get-instance instance)}]
      [:p.flash--warn
       "Changes to the visualisation will not (yet) mirror to the actual database"]]))