1) The Alps, located in Europe, are a popular destination for skiing, mountaineering, and hiking.

2) In Aztec mythology, Quetzalcoatl is a prominent deity often depicted as a feathered serpent. He is associated with creation, fertility, and wind, and is considered a cultural hero and patron of priests and rulers. The arrival of Spanish conquistadors was interpreted by some as the return of Quetzalcoatl.

3) The concept of sovereignty refers to the supreme authority and power of a state to govern itself, make decisions, and control its own territory without interference from external forces.

4) The term "bull market" refers to a period of rising stock prices, while a "bear market" refers to a period of falling stock prices.