Available to couples, the trip involves visiting all 962 World Heritage Sites, including the Taj Mahal in India and the pyramids in Egypt, over the course of 24 months.
In total the adventure will span 157 countries, with guests staying in luxury hotels in all destinations including Sandy Lane in Barbados, Hotel George V in Paris and The Plaza in New York, the Cipriani Hotel in Venice, and The Ritz-Carlton Hotel in Moscow.
This package includes flights in business class cabins, overland travel and guided tours of the different sites.
Other lesser known sites that will also feature on the itinerary include the painted timber houses in Halsingland, Sweden and Cahokia Mounds State Historic Site in the U.S.
UNESCO heritage sites have all been designated as having outstanding universal cultural and natural value by the UN body.
The package is being sold by luxury e-commerce site VeryFirstTo.