Buda Castle - fabulous way to spend an afternoon. Walk or take the funicular up and find at the top: places to take photos, see the city, the National Gallery art museum, and two cafes! Easy to find - the entrance is across the roundabout as you step off the Chain Bridge. A must-visit!
The primary roles assigned to the president pro tem are to: 1  Preside over the Senate in the president's absence. 2  Exercise the powers and duties of the president in his or her absence. 3  Assume other duties as assigned by the president.
The vice president acts as the president of the Senate. In the vice president's absence, that position is filled by the president pro tempore, who is usually the most senior senator of the majority party. The majority leader has significant powers in the appointment of majority senators to committees.