Translation of sodium in Spanish

So we first went to look for other hotels in the area, some where horrible even though they were rated as three star hotels. In the end we bought the three day voucher at the travel agent's office.
He picked us up and we started by visiting the floating village, an hour away from the city. We went on a boat which took us to the floating village, were Vietnamese refugees would live on boat houses.
We had a great day in Bolivia and amazing 3 days in the entire area of Northern chile. It was time to move on and we wanted to go South to the capital of Chile. We were so exhausted from our day trip that we immediately fell asleep.