A man using several ropes and pulleys to hoist himself to the ceiling of a room.
A man is climbing a rope and hanging from the rope.
A man is explaining while another one demonstrates how to use a pulley that lifts a person in the air.
A worker hanging from a ceiling with safety work is inspecting something.
A man is using a pulley system to bring go towards the ceiling of a warehouse.
In a building, man is demonstrating how to use a climbing harness.
A man climbing a rope straight up wearing various climbing equipment.
A man is demonstrating and giving advice while doing cliff hanging.
A man in a helmet  is wearing  a harness indoors while  telling how to  use  a variety of hooks to climb  a series of ropes.
A man demonstrates how to climb with the ropes inside a building.