First up is Boca do Inferno, which translates to "Hell's Mouth." It's a dramatic and beautiful cliff formation that was created by the crashing waves of the Atlantic Ocean. It's located just a few kilometers from Cascais and is a must-visit for any tourist looking for breathtaking views.

Next up is Praia do Guincho, a stunning beach located just 7km from Cascais. It's known for its powerful waves, which makes it a popular spot for surfers. But even if you're not a surfer, it's still worth a visit for its beautiful sand dunes and panoramic views.

The Cascais Marina is a beautiful and bustling harbor that's home to numerous luxury yachts and boats. It's a great place to go for a walk, grab a bite to eat, or just take in the sights and sounds of the ocean.

Cascais Old Town is a charming and picturesque part of the town that's full of history and character. It's home to numerous historic buildings, narrow streets, and traditional Portuguese restaurants.

The Museu Condes de Castro Guimarães is a beautiful and historic palace that's now home to a museum. It's filled with works of art, antique furniture, and historic artifacts, making it a great place to learn about the history and culture of the area.

The Santa Marta Lighthouse Museum is a beautiful lighthouse that's been converted into a museum. It's a great place to learn about the history of lighthouses and the important role they played in maritime navigation.

The Casa das Histórias Paula Rego is a beautiful museum that's dedicated to the work of the famous Portuguese artist, Paula Rego. It's filled with her paintings and drawings, making it a must-visit for any art lover.

The Quinta da Regaleira is a beautiful and historic palace that's surrounded by lush gardens and stunning landscapes. It's a great place to go for a walk and take in the sights, or even explore the underground tunnels and grottoes.

Praia da Rainha is a beautiful and secluded beach that's located in the heart of Cascais. It's known for its crystal-clear waters and golden sand, making it a popular spot for swimming and sunbathing.

The Marechal Carmona Park is a beautiful and peaceful park that's filled with exotic plants and stunning landscapes. It's a great place to go for a walk, have a picnic, or just relax and take in the sights and sounds of nature.

If you're up for a bit of a challenge, the Boca do Inferno Trail is a must-do. It's a beautiful and scenic trail that takes you along the cliffs and coastline, offering breathtaking views of the ocean and surrounding landscapes.

The Cascais Citadel is a beautiful and historic fortress that was built in the 16th century to protect the town from pirate attacks. It's now home to numerous exhibitions and events, making it a great place to learn about the history and culture of the area.

Cascais Beach is one of the most popular beaches in the area and is known for its crystal-clear waters and golden sand. It's a great spot for swimming, sunbathing, and people-watching.

Casa Sommer is a beautiful and historic villa that's now used as an art center. It's filled with works of art and has a beautiful garden, making it a great place to spend an afternoon.

The Mercado da Vila is a bustling market that's filled with local produce, crafts, and souvenirs. It's a great place to go for a walk and take in the sights and sounds of the local culture.

Cabo da Roca is the westernmost point of mainland Europe and offers breathtaking views of the ocean and surrounding landscapes. It's a must-visit for any tourist looking for a unique and memorable experience.

The Museum of the Sea is a beutiful and historic museum that's dedicated to the history and culture of the sea. It's filled with artifacts, models, and exhibits, making it a great place to learn about the area's maritime heritage.

Parque Palmela is a stunning and peaceful park that's located in the heart of Cascais. It's filled with exotic plants and stunning landscapes, making it a great place to go for a walk or have a picnic.

Casa da Guia is a picturesque and historic mansion that's been converted into a shopping and dining complex. It's filled with shops, cafes, and restaurants, making it a great place to go for a bite to eat or some retail therapy.

The Cascais Market is a beautiful and bustling market that's filled with local produce, crafts, and souvenirs. It's a great place to go for a walk and take in the sights and sounds of the local culture.