After thoroughly examining the upper regions and the glacial level we descended story by story into the submerged part, where indeed we soon saw we were in a continuous maze of connected chambers and passages probably leading over unlimited areas outside this particular building.
Goiko aldeak eta izotz-mailako solairuak zehatz-mehatz aztertuta, izotz azpiko mailetara jaitsi ginen, solairuz solairu: han berehala ikusi genuen ganbera eta pasabide elkarlotuez osatutako labirinto jarraituan ginela eta seguruenik horrek eraikin hartatik kanpoko area mugagabeetara eramaten zuela.