Tram 28 - 7 kilometres of Lisbon history — Little Book of Lisbon
Lisbon Number 28 Tram | Portugal Travel Guide
Riding tourist tram 28 around Lisbon – Biggsy Travels
Tram 28 Lisbon - TouristPass.info
Tram 28: Discover Lisbon's Hidden Secrets
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Seven great stops along the Lisbon Tram 28 Route - The Travelling Squid
The route of the Tram 28, with all the stops, and sights to see along the way. More info here: https://www.timetravelturtle.com/tram-28-lisbon -portugal/
Lisbon Tram 28: 9 Things You Need to Know – Devour Tours
Lisbon Tram 28 Guide | Lisbon, Portugal | Chars Footsteps