Challenge page : http://www.ancientsocieties.com/another-brick-in-the-wall/
The Challenge text says If only we could tear down the walls that separate us…
The challenge picture shows us some letters and the word umbrella in different languages.
We can match the words to the letters.
16 words, 17 letters.
B for Basque – Aterki
C for Czech – deštník
D for Dutch – paraplu
E for English – umbrella
F for French – parapluie
G for German – regenschirm
H for Hindi – छाता
I for Italian – ombrello
J for Japanese – 傘
K for Korean – 우산
L for Latvian – lietussargs
M for Maori – hamarara
R for Russian – зонт
S for Swedish – paraply
T for Turkish – şemsiye
W for Welsh – ymbarél
The remaining letter is Z.
We need to find a matching word for the letter Z : a translation of umbrella in a language starting by the letter Z.
Google translate gives us only one language ZULU starting by Z.
Umbrella in Zulu is the answer : isambulela
The solution page is http://stl.la/isambulela, this page is redirected to http://www.ancientsocieties.com/oblong-ovoid/