diff --git a/client/app/scripts/components/app.js b/client/app/scripts/components/app.js
index c8a78a080..febbebb16 100644
--- a/client/app/scripts/components/app.js
+++ b/client/app/scripts/components/app.js
@@ -2,7 +2,6 @@ const React = require('react');
 
 const Logo = require('./logo');
 const AppStore = require('../stores/app-store');
-const Groupings = require('./groupings.js');
 const Status = require('./status.js');
 const Topologies = require('./topologies.js');
 const WebapiUtils = require('../utils/web-api-utils');
@@ -67,7 +66,6 @@ const App = React.createClass({
         <div className="header">
           <Logo />
           <Topologies topologies={this.state.topologies} currentTopology={this.state.currentTopology} />
-          <Groupings active={this.state.currentGrouping} currentTopology={this.state.currentTopology} />
           <Status connectionState={this.state.connectionState} />
         </div>
 
diff --git a/client/app/scripts/components/topologies.js b/client/app/scripts/components/topologies.js
index 152e4245c..d13a9e955 100644
--- a/client/app/scripts/components/topologies.js
+++ b/client/app/scripts/components/topologies.js
@@ -11,29 +11,46 @@ const Topologies = React.createClass({
     AppActions.clickTopology(ev.currentTarget.getAttribute('rel'));
   },
 
+  renderSubTopology: function(subTopology) {
+    const isActive = subTopology.name === this.props.currentTopology.name;
+    const topologyId = AppStore.getTopologyIdForUrl(subTopology.url);
+    const className = isActive ? 'topologies-sub-item topologies-sub-item-active' : 'topologies-sub-item';
+
+    return (
+      <div className={className} key={topologyId} rel={topologyId} onClick={this.onTopologyClick}>
+        <div className="topologies-sub-item-label">
+          {subTopology.name}
+        </div>
+      </div>
+    );
+  },
+
   renderTopology: function(topology) {
     const isActive = topology.name === this.props.currentTopology.name;
-    const className = isActive ? 'topologies-item topologies-item-active' : 'topologies-item';
+    const className = isActive ? 'topologies-item-main topologies-item-main-active' : 'topologies-item-main';
     const topologyId = AppStore.getTopologyIdForUrl(topology.url);
     const title = ['Topology: ' + topology.name,
       'Nodes: ' + topology.stats.node_count,
       'Connections: ' + topology.stats.node_count].join('\n');
 
     return (
-      <div className={className} key={topologyId} rel={topologyId} onClick={this.onTopologyClick}>
-        <div title={title}>
+      <div className="topologies-item" key={topologyId}>
+        <div className={className} title={title} rel={topologyId} onClick={this.onTopologyClick}>
           <div className="topologies-item-label">
             {topology.name}
           </div>
         </div>
+        <div className="topologies-sub">
+          {topology.sub_topologies && topology.sub_topologies.map(this.renderSubTopology)}
+        </div>
       </div>
     );
   },
 
   render: function() {
     const topologies = _.sortBy(this.props.topologies, function(topology) {
-        return topology.name;
-      });
+      return topology.name;
+    });
 
     return (
       <div className="topologies">
diff --git a/client/app/scripts/stores/__tests__/app-store-test.js b/client/app/scripts/stores/__tests__/app-store-test.js
index bcca13750..7ca3c6668 100644
--- a/client/app/scripts/stores/__tests__/app-store-test.js
+++ b/client/app/scripts/stores/__tests__/app-store-test.js
@@ -16,6 +16,11 @@ describe('AppStore', function() {
     nodeId: 'n1'
   };
 
+  const ClickSubTopologyAction = {
+    type: ActionTypes.CLICK_TOPOLOGY,
+    topologyId: 'topo1-grouped'
+  };
+
   const ClickTopologyAction = {
     type: ActionTypes.CLICK_TOPOLOGY,
     topologyId: 'topo1'
@@ -45,8 +50,11 @@ describe('AppStore', function() {
     type: ActionTypes.RECEIVE_TOPOLOGIES,
     topologies: [{
       url: '/topo1',
-      grouped_url: '/topo1grouped',
-      name: 'Topo1'
+      name: 'Topo1',
+      sub_topologies: [{
+        url: '/topo1-grouped',
+        name: 'topo 1 grouped'
+      }]
     }]
   };
 
@@ -77,14 +85,13 @@ describe('AppStore', function() {
     expect(AppStore.getCurrentTopologyUrl()).toBe('/topo1');
   });
 
-  it('get grouped topology', function() {
-    registeredCallback(ClickTopologyAction);
+  it('get sub-topology', function() {
     registeredCallback(ReceiveTopologiesAction);
-    registeredCallback(ClickGroupingAction);
+    registeredCallback(ClickSubTopologyAction);
 
     expect(AppStore.getTopologies().length).toBe(1);
-    expect(AppStore.getCurrentTopology().name).toBe('Topo1');
-    expect(AppStore.getCurrentTopologyUrl()).toBe('/topo1grouped');
+    expect(AppStore.getCurrentTopology().name).toBe('topo 1 grouped');
+    expect(AppStore.getCurrentTopologyUrl()).toBe('/topo1-grouped');
   });
 
   // browsing
@@ -110,14 +117,14 @@ describe('AppStore', function() {
     registeredCallback(ReceiveNodesDeltaAction);
     // TODO clear AppStore cache
     expect(AppStore.getAppState())
-      .toEqual({"topologyId":"topo1","grouping":"grouped","selectedNodeId": null});
+      .toEqual({"topologyId":"topo1-grouped","grouping":"none","selectedNodeId": null});
 
     registeredCallback(ClickNodeAction);
     expect(AppStore.getAppState())
-      .toEqual({"topologyId":"topo1","grouping":"grouped","selectedNodeId": 'n1'});
+      .toEqual({"topologyId":"topo1-grouped","grouping":"none","selectedNodeId": 'n1'});
 
     // go back in browsing
-    RouteAction.state = {"topologyId":"topo1","grouping":"grouped","selectedNodeId": null};
+    RouteAction.state = {"topologyId":"topo1-grouped","grouping":"none","selectedNodeId": null};
     registeredCallback(RouteAction);
     expect(AppStore.getSelectedNodeId()).toBe(null);
     expect(AppStore.getNodes()).toEqual(NODE_SET);
diff --git a/client/app/scripts/stores/app-store.js b/client/app/scripts/stores/app-store.js
index 4670b823d..8db061b74 100644
--- a/client/app/scripts/stores/app-store.js
+++ b/client/app/scripts/stores/app-store.js
@@ -9,8 +9,22 @@ const Naming = require('../constants/naming');
 
 // Helpers
 
-function isUrlForTopologyId(url, topologyId) {
-  return _.endsWith(url, topologyId);
+function findCurrentTopology(subTree, topologyId) {
+  let foundTopology;
+
+  _.each(subTree, function(topology) {
+    if (_.endsWith(topology.url, topologyId)) {
+      foundTopology = topology;
+    }
+    if (!foundTopology) {
+      foundTopology = findCurrentTopology(topology.sub_topologies, topologyId);
+    }
+    if (foundTopology) {
+      return false;
+    }
+  });
+
+  return foundTopology;
 }
 
 // Initial values
@@ -45,16 +59,14 @@ const AppStore = assign({}, EventEmitter.prototype, {
   },
 
   getCurrentTopology: function() {
-    return _.find(topologies, function(topology) {
-      return isUrlForTopologyId(topology.url, currentTopologyId);
-    });
+    return findCurrentTopology(topologies, currentTopologyId);
   },
 
   getCurrentTopologyUrl: function() {
     const topology = this.getCurrentTopology();
 
     if (topology) {
-      return topology.grouped_url && currentGrouping === 'grouped' ? topology.grouped_url : topology.url;
+      return topology.url;
     }
   },
 
diff --git a/client/app/scripts/utils/web-api-utils.js b/client/app/scripts/utils/web-api-utils.js
index dce7160c3..b5d37e851 100644
--- a/client/app/scripts/utils/web-api-utils.js
+++ b/client/app/scripts/utils/web-api-utils.js
@@ -39,10 +39,50 @@ function createWebsocket(topologyUrl) {
   currentUrl = topologyUrl;
 }
 
+
+const TOPOLOGIES = [
+  {
+    'name': 'Applications',
+    'url': '/api/topology/applications',
+    'stats': {
+      'node_count': 12,
+      'nonpseudo_node_count': 10,
+      'edge_count': 13
+    },
+    'sub_topologies': [
+      {
+        'name': 'by name',
+        'url': '/api/topology/applications-grouped'
+      }
+    ]
+  },
+  {
+    'name': 'Containers',
+    'url': '/api/topology/containers',
+    'grouped_url': '/api/topology/containers-grouped',
+    'stats': {
+      'node_count': 2,
+      'nonpseudo_node_count': 1,
+      'edge_count': 2
+    }
+  },
+  {
+    'name': 'Hosts',
+    'url': '/api/topology/hosts',
+    'stats': {
+      'node_count': 2,
+      'nonpseudo_node_count': 1,
+      'edge_count': 2
+    }
+  }
+];
+
+
 function getTopologies() {
   clearTimeout(topologyTimer);
-  reqwest('/api/topology', function(res) {
-    AppActions.receiveTopologies(res);
+  reqwest('/api/topology', function() {
+    // injecting static topos
+    AppActions.receiveTopologies(TOPOLOGIES);
     topologyTimer = setTimeout(getTopologies, 10000);
   });
 }
diff --git a/client/app/styles/main.less b/client/app/styles/main.less
index b4df69bf9..fb3f342cd 100644
--- a/client/app/styles/main.less
+++ b/client/app/styles/main.less
@@ -81,59 +81,47 @@ body {
   float: left;
 }
 
-.topologies,
-.groupings {
-  float: left;
-  margin-top: 7px;
-  margin-left: 48px;
-}
-
 .topologies {
-  &-icon {
-    font-size: 12px;
-    color: @text-secondary-color;
-    margin-right: 16px;
-    position: relative;
-    top: -1px;
-  }
+  float: left;
+  margin: 4px 64px;
 
   .topologies-item {
-    margin: 8px 16px 6px 0;
-    cursor: pointer;
-    display: inline-block;
+    margin: 0px 16px;
+    float: left;
 
     &-label {
       color: @text-secondary-color;
-      font-size: 15px;
+      font-size: 16px;
       text-transform: uppercase;
     }
 
+  }
+
+  .topologies-sub {
+    margin-top: 4px;
+
+    &-item {
+      &-label {
+        color: @text-secondary-color;
+        font-size: 12px;
+        text-transform: uppercase;
+      }
+    }
+  }
+
+  .topologies-item-main,
+  .topologies-sub-item {
+    cursor: pointer;
+
     &-active, &:hover {
+      .topologies-sub-item-label,
       .topologies-item-label {
         color: @text-color;
       }
     }
+
   }
-}
 
-.groupings {
-  &-item {
-    font-size: 15px;
-    margin: 8px 12px 6px 0;
-    cursor: pointer;
-    display: inline-block;
-    color: @text-tertiary-color;
-
-    &-disabled {
-      color: @text-tertiary-color;
-      cursor: default;
-    }
-
-    &-default:hover,
-    &-active {
-      color: @text-color;
-    }
-  }
 }
 
 .status {