So many highlights to tempt art fans in London this summer

Events like the re-opening after five years of the world-renowned National Portrait Gallery get the season started

Lynette Yiadom-Boakye, Diplomacy I (2009), at Christie's.

A late painting by Gustav Klimt set to become the most valuable artwork ever sold in Europe, wonderful antique furniture, portraits and exceptional collectibles will make rich pickings for the rich and plenty of eye candy for the rest of us in London in the coming weeks.

This is the time of year when the art world descends on the British capital for a variety of major sales, fairs and significant one-off events like the re-opening after five years of the world-renowned National Portrait Gallery.