The series' other great strength (along with the digital effects team's vivid rendering of Rowling's most imaginative fancies) has been as a showcase for a vast gallery of terrific character acting.

CNN: Review: Final 'Harry Potter' goes out with a bang

The boat will be on display in a new gallery at the museum, which will also showcase a range of artefacts from the Portsmouth area, including Saxon jewellery and weaponry, prehistoric flint tools and a Bronze Age torc (neck ornament).

BBC: Langstone Harbour Saxon logboat in Portsmouth display

In one of the most elaborate displays, the Gagosian Gallery added a carpeted side room to its booth to showcase a pair of new pencil drawings of trees by Zeng Fanzhi, a Chinese painter who is better known for his colorful portraits of men wearing white masks.

WSJ: Hong Kong: The Next Global Art Powerhouse

The platform could also showcase a broader selection of an artist's work than might fit in a gallery exhibition.

WSJ: Online Art Seller Eyes Wider Market