- Trump embarks on first international trip as US President
- Saudis excitedly prepare for visit many see as "historic"
Riyadh, Saudi Arabia (CNN)A south Asian merchant sits on a blanket covered with neatly arranged twigs. He is surrounded by men eager to get their hands on his product. To an outsider, the scene is puzzling. But the twigs are tooth cleaners known as miswak, and they harken back to the time of Islam's Prophet Mohammed.