Some of the very famous Pilgrim destinations would be,
Parthasarathy Temple: The temple situated at the bank of Pampa River, drawn by a large crowd of devotees. Lord Krishna at Aranmula is worshipped in the form of Parthasarathy which is an Idol of Lord Krishna from the epic book "Mahabharata" where he is referred as the divine charioteer. The Parthasarathy Temple is significant because of the sacred jewels of Ayyappan, the temple god of Sabarimalai which are taken out on a procession.
Cave Temple Kollam: One of the most fascinating pieces of architectural phenomenon amongst the number of temples present in Kerala is the Cave Temple of Kollam. The architecture of this majestic temple is remarkably intricate and arouses great curiosity. The cave temple is carved out a massive piece of rock, lying in the middle of a paddy field, which from a distance, gives an impression of a sleeping elephant just about to arise.
Guruvayur Sri Krishna Temple: Located in the town of Guruvayur in Kerala, India, It is one of the most important places of worship for Hindus of Kerala and is often referred to as "Bhuloka Vaikunta which translates to the "Holy Abode of Vishnu on Earth". The idol installed at Guruvayur Sri Krishna Temple represents a form of Krishna with its four arms carrying the conch Pancajanya, the magical discus with serrated edges Sudarshana Chakra, the mace Kaumodaki and a lotus with a holy basil garland.
Sabarimala Temple: Sabarimala is one of the most famous and highly visited pilgrimage centers in India, particularly in South India. Being the most prominent and one of the oldest Sastha temples in Kerala, Sabarimala is located on the mountain ranges of the Western Ghats and is accessible only by foot from Pamba, at about 4 km. The Sabarimala Temple is dedicated to the Hindu God Ayyappan who meditated at this place after killing the powerful demon, Mahishi.
Kaviyoor Temples: Kaviyoor is a small village situated on the western bank of River Manimala in Thiruvalla Taluk in Pathanamthitta district. One of the ancient 64 Brahmin settlements of Kerala that has been appearing in history books for quite some time now, previously known as Kapiyoor, this minuscule parish is famous for its treasure of magnificent ancient temples.
Kodungallur: Situated 35 kilometers south of Thrissur District, Kodungallur town was once an important port and capital of the Chera Kings during 7th century AD. It was once a part of the famous port city, Muziris which is still engrossed with rich history, even though it was destroyed by the massive flood of River Periyar in 1341 AD.
Malayatoor Attractions: Situated about 47 km from Kochi on the slopes of Western Ghats, Malayattoor literally means a place where plains, mountains, and rivers meet. Malayattoor is popular for the Catholic Church which is situated between the natural forests. Legend has it that St. Thomas had to face hostile reception when he visited India because of which he took refuge on top of a mountain, where the church is situated at present.
Parassinikadavu Sri Muthappan Temple: Parassinikadavu is situated in idyllic environs, 20 km away from Kannur, in North Kerala. Natural beauty, coupled with exotic rituals, make this place a significant spiritual spot for worshippers and pilgrims. Most noted for the renowned Muthappan Temple, located on the banks of Valapattanam River, Parassinikadavu Muthappan Temple is dedicated to Sree Muthappan, the most popular and eminent local deity.
Niranam Pilgrimage: The Church at Niranam, known as St. Mary's Orthodox Syrian Church, is situated 7 km from Thiruvalla and is believed to be among one of the seven-and-a-half churches originally established by St. Thomas in 52 AD in Kerala. St. Thomas was one of the twelve apostles of Jesus who traveled across the globe to spread the message of Jesus Christ.
Ochira Pilgrimage: Unlike the conventional temples the striking feature of Ochira Temple is that definitive structural layout and mode of worship. This temple does not have a proper organization or even for that case, an idol for devotees to worship. The entire concept of worship in this temple revolves around the Parabrahmam or the universal consciousness.
St. Francis Church: Considered as the first European church built in India, St. Francis Church is situated at Fort Kochi, Ernakulam district, Kerala. Interestingly, Vasco da Gama, the first European to discover the sea route and enter India, was buried here at the St. Francis Church, but later his remains were transported back to Portugal, though one can still visit his tombstone which is still intact in the church complex.
Thodikkulam Temple Kannur: Thodikkulam Siva Temple is located about 2 km from Kannavam near Thalasserry in the Kannur district, surrounded by the distant greens of North Kerala. The Siva Temple at Kannur is popular because of its beautifully painted walls with mural paintings depicting different themes and scenes from Indian mythology and epics.
St.Alphonsa Tomb: St. Alphonsa Tomb is situated at Bharananganam near Palai in Kottayam. St. Alphonsa is the first saint from India.There is a belief that illness will be cured miraculously by praying at St. Alphonsa's grave. The Feast of the saint is celebrated with much solemnity on 28th of July every year, the death anniversary of St. Alphonsas.