A dog called Oscar has laid claim to the title of the animal kingdom's most intrepid explorer after visiting famous landmarks around the world. His travels include five continents, 29 countries and stopping off everywhere from the Eiffel Tower to the Taj Mahal.

MITTENWALD, GERMANY - SEPTEMBER 04: A man and a woman watch goats during a goat drive down the Alps on September 4, 2010 in Mittenwald, Germany. Every year cows, sheep and goats are driven down the mountains in September after they spent about four months on the grazing lands in the Bavarian mountains. (Photo by Alexandra Beier/Getty Images)