The main entrance to Lewes railway station is at first floor level. Pass through the ticket office and you emerge onto this gallery that links the steps to the various platforms.
<a href="//commons.wikimedia.org/wiki/User:Geof_Sheppard" title="User:Geof Sheppard">Geof Sheppard</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>