beni add cave in ain fezza, tlemcen, algeria.

formation wall rock cave geology ruins water temple infrastructure arch terrain freezing tunnel art beni add ain fezza tlemcen algeria interior view marvelous stalagmites stalactites white rocks green orange purple colors adventure attraction background beautiful cavern dark destination geological historic landmark landscape light limestone mineral mountain natural nature old scene scenery speleology stalactite stalagmite stone tourism traditional underground formations mountains ramp pedestrian walkway path blurred man looking wearig weari wearing stalactites colors