Sotheby is one of the popular and the oldest auction house in the United Kingdom. And the nation has it's office in the USA too. This auction house has now entered into the digital market. And also the digital assets and NFT market is also there in the Sotheby's. And now they are getting into the metaverse market too. They would be featuring the items of variety of the popular and known Artists are into this metaverse system too. Sotheby's regular NFT and auction items are also showcasing finest art items.

For digital assets they are revising the listing structure and the fees. I have seen some of the really good digital items marketplaces but the Sotheby's marketplace seems to have made a good amount of listing and also the NFT items with reasonable price are there. I also noticed that they also show their own upcoming auctions into the metaverse shows too. You can check that out here.
You can check out how some of the NFT collections you can see the amount they have generate purely out of the digital art.

For those who are new to the Sotheby's and are also into the art you can check out their official website. And also if you wish to explore any further check out the Metaverse like Sotheby's for the digital NFTs and that would be worth exploring there.