catacombs 1 [vynechat] civilization 1 [vynechat] civilizácia 1 [vynechat] ekológia človeka 1 [vynechat] environment 1 [vynechat] human ecology 1 [vynechat] katakomby podzemné priestory 1 [vynechat] svetové dejiny 1 [vynechat] underground areas 1 [vynechat] world history 1 [vynechat] životné prostredie 1 [vynechat]