In pictures: Catholic world prays for Pope

1 of 8 The world's Roman Catholics are anxious as the Pope misses his weekly audience at the Vatican because of his illness.

2 of 8 Government and Church leaders in the Philippines appeal for nationwide prayers for the Pope.

3 of 8 Roman Catholics in the UK are also being asked to "take a moment to pray" for the ailing pontiff.

4 of 8 The world's media descend on Rome for any inkling of news from the famously tight-lipped Vatican.

5 of 8 Rome's Gemelli Hospital keeps a whole wing specially reserved for the Pope, including a chapel.

6 of 8 On the street below, visiting Catholic schoolboys from Australia play songs and pray for their spiritual leader.

7 of 8 In the Cuban capital Havana a woman places a candle by an altar as she prays for the pontiff.

8 of 8 Worshippers in Polish capital Warsaw also offer prayers for their native son.