How to Spend the Perfect Week in Lisbon, Portugal: A Guide for First-Timers. Lisbon, Portugal’s hilly capital, is a city that effortlessly blends tradition with modernity. From its narrow, cobbled streets to its vibrant nightlife, Lisbon is a must-visit destination for travelers seeking a mix of history, culture, and seaside views. This guide will help you plan the perfect week in Lisbon, making the most of your time while staying on budget.