Bekal Fort, located in Kasaragod district, is known as the 'Gateway to Malabar' due to its strategic location on the Malabar Coast.

Padmanabhapuram Palace, located in Thuckalay, is famous for its exquisite murals depicting scenes from the Ramayana and Mahabharata.

Thalassery Fort, located in Kannur district, was built by the Portuguese in the 16th century and later modified by the British.

Mattancherry Palace, located in Kochi, is also known as the 'Dutch Palace' due to its construction by the Dutch in the 17th century.

Kannur Fort, located in Kannur district, is known for its intricate network of underground tunnels and secret passages.

Hill Palace, located in Tripunithura, is famous for its extensive gardens and ornate fountains.

Palakkad Fort, located in Palakkad district, was the site of a major battle between the British and the Tipu Sultan in 1790.

Krishnapuram Palace, located in Kayamkulam, is known for its unique blend of Kerala and Chinese architectural styles.

Bekal Fort is located on an island in the Arabian Sea, off the coast of Kasaragod district.

Padmanabhapuram Palace is famous for its collection of ancient manuscripts and artifacts, including the famous 'Sree Padmanabhaswamy Temple Treasure'.

Thalassery Fort was built by the British in the 18th century and served as a major trading post for the British East India Company.

Krishnapuram Palace is known for its exquisite wood carvings and murals depicting scenes from Hindu mythology and history.

Palakkad Fort is located on the banks of the Periyar River, in the city of Palakkad.

Padmanabhapuram Palace is also known as the 'Golden Palace' due to its intricate gold-plated carvings and decorations.

Bekal Fort is known for its unique star-shaped design, which is considered a masterpiece of military architecture.