The key documents required for a Greece Visit Visa include a duly filled and signed Schengen visa application form, two recently taken passport-sized colour photographs, a valid passport with at least two blank pages, copies of previous visas if any, a cover letter stating the purpose of your visit, confirmed return flight itinerary, hotel reservations or proof of accommodation, travel insurance with a minimum coverage of €90 for adults, bank statements for the last 6 months, proof of employment, and proof of residential address in India. Ensuring all documents are complete and accurate is essential to avoid delays or rejection.