This function Y is called the yield curve, and it is often, but not always, an increasing function of t. Yield curves are used by fixed income analysts, who analyze bonds and related securities, to understand conditions in financial markets and to seek trading opportunities.
Laughing Waters Beach, Ocho Rios, St. Ann, Jamaica (James Bond and Honey Rider meet in the classic scene when Honey walks out of the ocean)
Manawaiopuna Falls. Manawaiopuna Falls, which is more commonly known as Jurassic Falls because it was featured in the movie Jurassic Park, is a fantastic sight to behold.