Answer:
hexagons
Explanation:
Cross sections perpendicular to the base and through the vertex will be triangles. You could also take a slice parallel to the base. Cross sections parallel to the base will be hexagons.
Panamá
Donde se encuentra el canal famoso de Panamá <span />
The first one, valleys. Rivers had to be built over, no one wanted their farms to be turned into a railroad (or at least those with common sense), and deserts had no water and was really hot during the day and cold at night.