Walking Excavator

One of the largest and most powerful types of land-based heavy machinery in the world—a walking dragline excavator. Engineered for large-scale open-pit mining and massive earthmoving operations, this specific machine (model ESH 10/70) has a total operating weight of approximately 720 tonnes and features an impressive 70-meter-long latticed boom.

Instead of relying on wheels or standard continuous tracks, this industrial giant utilizes a unique walking mechanism. When stationary, the entire weight rests on a massive, circular base tub. To travel, a specialized hydraulic system lowers two oversized side shoes ("feet"), lifts the main body off the ground, and shifts it forward. Each step spans roughly 1.8 meters, with a maximum travel speed of just under 200 meters per hour. This design prevents the immense weight of the structure from sinking into soft or unstable ground.

The machine operates using a heavy-duty bucket with a 10-cubic-meter capacity, capable of scooping and moving up to 18 tonnes of material in a single pass. Suspended by steel cables, the bucket digs by being dragged toward the machine using powerful winches. Preserved in its striking industrial form, this mechanical marvel serves as a fascinating testament to heavy engineering and attracts enthusiasts of industrial heritage.