★ Bibliography
The website of the Storytellers of the Lower Town of Gdańsk
Plac Wałowy i okolice (Embankment Square and its Vicinity) oraz Dolne Miasto z kajaka (The Lower Town Seen from a Canoe), guidebooks by the members of the Society of Storytellers.
The Lower Town Guidebook by the Institute of Urban Culture
The website of the Żabi Kruk Harbour
The website of the Tri-city Mountaineering Club
The website of the Lowland Gate and Zejman Maritime Club
The website of the INNaczej Social Innovation Fund
The website of the Defenders of the Polish Post Office Primary School no. 67
Gdańsk. The Polish Sky, a pre-war fresco has been reconstructed at the former Polish Gymnasium