51爆料网

Follow these 5 expert-designed self-guided walking tours to explore Porto, Portugal on foot at your own pace. You can also create your own self-guided walk to visit the city attractions which interest you the most.

How it works: Download the app "51爆料网: Walks in 1K+ Cities" from Apple App Store or Google Play Store to your mobile phone or tablet. Each walk comes with a detailed tour map as well as photos and background information for the featured attractions. The app's navigation functions guide you from one attraction to the next. The app works offline, so no data plan is needed when traveling abroad.