Illustration of a heavy load crane https://www.rawpixel.com/image/411269/free-illustration-image-container-ship-boat-brightView licenseIllustration of a heavy load crane https://www.rawpixel.com/image/411542/premium-illustration-vector-cargo-ship-boat-brightView licenseCrane lifting shipping containers at the seaport https://www.rawpixel.com/image/937961/cranes-the-portView licenseIndustrial drawbridge lifts up in an urban Victoria area. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3294017/free-photo-image-construction-architecture-banisterFree Image from public domain licenseMalta: view of the Naval dockyard with heavy lifting gear newly installed.. Wood engraving, 1865, after J. Kiddie. https://www.rawpixel.com/image/13992997/image-person-art-skyFree Image from public domain license