Time: 02:05cr - research - laboratory - researcher
Time: 02:01CR - Krkonoše - forestry - lumberjack - chain saw - felling - tree
Time: 02:31CR - Krkonoše Mountain - forestry - wood loading
Time: 01:39CR - Krkonoše mountain - forestry - wood chipper - woodworking
Time: 02:40CR - Krkonoše Mountain - forestry - cutting down - trees - heavy machinery
Time: 03:26CR - swimming pool - swimming - swimmer - flowing
Time: 01:58CR - Brno - IT - Y Soft Corporation - production - electronics