Expo enthusiast Cesar Corona in Dubai - in pictures

Cesar Corona, an expo enthusiast, has attended six expos over the last 20 years. All photos: Antonie Robertson / The National
His passion started when he got a summer job working in a Mexican restaurant at Expo 1998 Lisbon, after reading a leaflet about the event.
He collects memorabilia from each expo he visits, including passports from Expo 2010 Shanghai and Expo 2012 Yeosu Korea.
Cesar Corona shows off his memorabilia from the expos he has visited, from T-shirts, to posters and pin badges .
Now he has travelled to Dubai for Expo 2020, and he has two weeks to explore.
Mr Corona runs the website Expo Museum, and is writing a book about the importance of the world's fairs.
One of the first buildings he visited at Expo 2020 Dubai was the UAE Pavilion. Photo: Expo 2020 Dubai
Mr Corona explores the first exhibit in the UAE pavilion, which traces the history of the country.
Mr Corona hopes to learn as much as he can about the UAE and the Gulf region while he is visiting for Expo 2020 Dubai.