Visit the confluence of the Niles

The point where the Nile leaves Lake Victoria on its 6,650-km journey, plus grade-five white-water rafting.

Drift the palm-lined waterways by houseboat.

One of the world's largest reservoirs.

Emerald-green river through the Julian Alps, with rafting, WWI trenches and the Kobarid museum.

Glide downriver on a 30-foot bamboo raft poled by a local captain.

Visit Khartoum, the capital of Sudan, where the Blue Nile and White Nile converge at Al-Mogran. Explore the National Museum of Sudan (home to ancient Nubian artifacts and royal pyramids), see the Presidential Palace (historic seat of government with colonial-era architecture), and stroll through Souq Arabi (a bustling traditional market offering spices, textiles, and local crafts).

Riverside capital on the White Nile.

Visit the White House, the official residence and workplace of the US President in Washington, D.C. Tour the public rooms like the East Room (site of state dinners and ceremonies), see the Blue Room (oval-shaped with historic furnishings), and explore the South Lawn (host to events and helicopter arrivals).