Entry Name: South portal of former railway tunnel beneath Castle Square
Listing Date: 3 May 2002
Last Amended: 3 May 2002
Grade: II
Source: Cadw
Source ID: 26618
Building Class: Transport
ID on this website: 300026618
Location: Opposite Slate Quay to the SE of Castle Square and below Segontium Terrace.
County: Gwynedd
Town: Caernarfon
Community: Caernarfon
Community: Caernarfon
Built-Up Area: Caernarfon
Traditional County: Caernarfonshire