1-St Dunstan In The East

2-st_bartholomew_the_great

3-UnderCroft_Skatepark

4-Louhisaari_manor

4a-UpperVestibule

5-Leake_Street_Graffiti_Tunnel

6-Tukunac_Brothers_House

7-Majorat

8-Laitse_Radio_Station

9-Abandoned_Water_Treatment_Plant

10-braithwaite_street_tunnel

11-church_of_st_peter_ugborough

11a-st_peters_church_ugborough_interior

12-intimes_kino__wall_of_fame_in_friedrichshain

13-hounslow

14-rifugio_antistress

Jewel Tower

Stone Church of Nousiainen

Stone Church of Masku

17-stone_church_of_masku_finland

18-stone_church_in_piikkio_finland/a>

First Puzzle