If your trip to Cascais is all locked in but your itinerary is looking a little empty, let us give you a few hints and tips.You can't come all this way and not see Cascais Beach --- particularly when it's so close to your hotel!Leave that rental car at the hotel and move those legs. Not far from the center of this neighborhood, Boca do Inferno is worth a look. Tamariz Beach and Cascais Marina are some other close-by attractions that lure plenty of travelers like yourself.