Warszawy Trakt Królewski do roku 2013 （页面存档备份，存于互联网档案馆） (Polish for: Strategy for developing the tourist national product of Warsaw — the Royal Route).

拉纳克

Historical Tours in the Clyde Valley. Published by the Clyde Valley Tourist Association and the Lanark & District Archaeological Association. Printed

薩諾克城堡

Przewodnik dla prawdziwego turysty (Bieszczady. The guide for the real tourist). Oficyna Wydawnicza "Rewasz". 2006: 311, 353. ISBN 83-89188-85-6 （波兰语）

阿格里真托

（页面存档备份，存于互联网档案馆） Paradoxplace Agrigento Photo & History Page InfoAgrigento.it Tourist Point - the tourist portal of Agrigento and the Valley of the Temples

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王宮 (貝爾格萊德)

维基共享资源上的相关多媒体资源：王宮 The Royal Palace. royalfamily.org. [13 July 2013]. （原始内容存档于2014-08-27）. Royal Palace. Tourist Organization of Belgrade. [13