If you're craving a bit of greenery but can't head to the park because it's pouring, then you have an option: Gardens by the Bay. The Flower Dome and Cloud Forest are gigantic, air-conditioned, and filled with lush plants and beautiful blooms. See carnivorous pitcher plants and explore limestone forests and caves in Cloud Forest; meanwhile, Flower Dome is a beautiful showcase of the flora in the Mediterranean and subtropical regions of the world.