NA PALI COAST, KAUAI, HAWAII No roads cross these rugged, folding-fan cliffs. In their place are waterfalls, swift streams, and lapping waves that stretch endlessly in alternating shades of blue. a day (or two) spent lying on gorgeous Kee Beach is advisable, too. Reef protection creates a small sandy-bottom lagoon perfect for snorkeling, while the emerald green pinnacle of Makana looms artfully in the background.
The longest bridge in the world, The Lake Pontchartrain Causeway, is a causeway composed of two parallel bridges crossing Lake Pontchartrain in southern Louisiana, United States. The longer of the two bridges is 23.83 miles long. (Wikipedia)