To open **Onion Circuits**, click on the Tor status icon ([[!img lib/symbolic/tor-disconnected.png alt="Tor status menu" link="no" class="symbolic"]] or [[!img lib/symbolic/tor-connected.png alt="Tor status menu" link="no" class="symbolic"]]) in the top-right corner and choose **Open Onion Circuits**.
Each Tor circuit is made of 3 Torrelays. In the example above, the connection to **tails.net** goes through the 3 relays **drk**, **kicka**, and **Quetzalcoatl**.
The first relay, here **drk**, is called the *entry guard*.
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The first relay or *entry guard*.If you configured a [[Tor bridge|first_steps/welcome_screen/bridge_mode]], your bridge is the first relay., your bridge is your entry guard.
The third relay, here **Quetzalcoatl**, is called the *exit node*.
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[[!img doc/about/warning/htw2-tailsnonymous_internet/tor/tor.png link="no" alt="Schematics of a connection to Tor with the client, the three3 relays, and the destination server."]]
[[!img doc/anonymous_internet/tor/tor.png link="no" alt="Schematics of a connection to Tor with the client, the 3 relays, and the destination server."]]
For example, when you close a circuit while <i>Tor Browser</i> is downloading a file, the download fails.
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WhenIf you connect to athe same destination server again, for example, when visiting a website, the connection appears in the list belowTor uses a different circuit to replace the circuit it usesthat you closed.
