
Fronteira Palace
The Fronteira Palace, located in Lisbon’s Benfica area, dates back to the 17th century. Built by the first Marquis of Fronteira, it is known for its stunning azulejos and vibrant gardens, featuring statues, fountains, a small grotto, and colorful buildings adorned with white and blue tiles. The Fronteira family still owns it today. While the interior requires a guided tour, the gardens alone are well worth the visit.
Location: Fronteira Palace, Largo São Domingos de Benfica 01, Lisbon
Date: Monday to Saturday and public holidays
Hour: 10am to 6pm (last entrance at 5:30pm)
Price: Garden only: €7, Guided Tour Palace + Gardens: €15, Children (0-12): Free
More info and tickets: https://fronteira-alorna.pt/en/

Queluz National Palace
Queluz Palace, built in the 18th century as a summer retreat for King Pedro I, showcases Baroque and Rococo architecture, decorative tiles, and gardens inspired by Versailles. Located near Lisbon, it offers a quieter, less-crowded experience compared to the palaces of Sintra.
Location: Largo Palácio de Queluz, Queluz
Date: Open daily
Hour: 09 am to 06 pm
Price:Gardens only: €6, Palace and Gardens: €13, Discounts for youths (6-17) and seniors (+65)
More info and tickets: https://www.parquesdesintra.pt/en/parks-monuments/national-palace-and-gardens-of-queluz

Lisbon Aqueduct
The Lisbon Aqueduct, or “Águas Livres,” was built between 1731 and 1799 to supply clean water from nearby springs. It spans 58 kilometers, with its tallest arch rising over 65 meters across the Alcântara Valley.
This Baroque-style structure features ornate details. Visitors can explore the arches and old water cisterns while enjoying views of uptown Lisbon, the 25 de Abril Bridge, and the Cristo Rei statue.
Location: Calçada da Quintinha 6, Lisbon
Date: Open from Tuesday to Sunday
Hour: From 10 am to 5:30 pm
Price: €4, Discounts for Students and Seniors. Free for kids (-17) and on the First Sunday of the month