What does a land surveyor actually do? It depends who you ask. âWhat is a Land Surveyorâ is an entertaining video which answers that question from different perspectives: our moms, clients and the world often have different ideas about how we get our job done every day. Whether mapping floodplains, clarifying boundaries for property disputes or advising land developers, land surveyors play an important role. But do people really know what they do? This entertaining, meme-inspired video takes a comedic look at the profession.