Complete the article with the past simple form of the verbs in the box.

Between 2009 and 2012, Graham Hughes visited all the countries in the world. At that time, there were 201 countries. There are now only 195. Graham did this without taking a flight. He traveled by boat, bus, and train, by taxi, and on foot, and he spent $$100 a week on his journey. He started his amazing journey on New Year's Day 2009. It was sometimes very difficult. He often waited for weeks for a boat. But Graham did not stop, and on Monday 26th November 2012, the 1,426th day of his journey, he arrived in the last country: South Sudan.