View from highway - City of Seaside, California highway sign Seaside city limits, southern boundary. Elevation 30 ft. The City of Seaside is an ocean-side community of that overlooks the Monterey Bay, California, California Pacific Coast Highway This coastal highway winds along some of the most spectacular ocean views in the U.S. The highway contains countless examples of the many intrinsic qualities that make a highway a National Scenic Byway--qualities like perfect views of ocean waves breaking on rocky shorelines and cliffs, dozens of historical landmarks like Spanish Missions and Spanish settlements.