Spires were indeed designed for territory conquest and supposed to be the next level of PvP content, coming after Outposts. IIRC, one of their controversial features was teleportation block for opposite faction(s).
However, Spires were in early stage of development when Nevrax went dark. Here is interview with VL, in which he says that "too little was done on them" (page 4): http://www.playnation.de/articles/id11827/1/ryzom-unser-interview -vianney-lecroart-eng.html
There are also some screenshots on Kaetemi's site:
However, Spires were in early stage of development when Nevrax went dark. Here is interview with VL, in which he says that "too little was done on them" (page 4): http://www.playnation.de/articles/id11827/1/ryzom-unser-interview -vianney-lecroart-eng.html
There are also some screenshots on Kaetemi's site: