Whether you are riding or driving, this road connecting Sintra and Cascais offers great ocean views with various opportunities to stop on the way. While cycling you can expect mainly downhill from this point on in the direction of Cascais, with exciting tight curves. You can start cycling in Sintra, train from Lisbon takes 40 minutes, and go till Cascais, passing by Praia do Guincho and Quinta da Marinha the wealthiest gated condominium in Portugal. One particular spur road of N247 (-4) goes to the westernmost point of mainland europe, Cabo do Roca.