The 'Earth and Planets' exhibition, as part of the Geology Department's Golden Jubilee celebrations, Ranjini Varma and Dr. B. Sindhu's concert at Navaratri Sangeethotsavam, International Deaf Day and bike rally are some of the major events of the day in Kerala on September 23.

Thiruvananthapuram

• Mascot Hotel: State-level inauguration of the 10th Ayurveda Day celebration. Minister Veena George - 4:00 pm
• Kowdiar: Anti-drug pledge and walkathon organized as part of the joint alumni meet of Kerala Police's HOPE and Students Police Cadet projects - 7:00 pm
• Kannamoola Kerala United Theological Seminary: Lecture on 'New Trends in Hindutva and Threat to Secularism', Book launch - 2:00 pm
• Vazhuthacaud Women's College: Kerala History Congress Organizing Committee Meeting - 4:00 pm
• YMCA Hall: Gandhi Bharat's National Khadi Day celebration - 11:00 am
• YMCA P.K. Koruth Auditorium: Commemoration of Prof. M.K. Sanu and Dr. K. Ayyappa Panicker, led by Thiruvananthapuram Literary Society, Rachana Foundation, Akhila Kerala Pusthaka Premi Sangham, and Society for People's Rights - 4:00 pm
• Statue Capital Towers: Dr. Puthussery Ramachandran Commemoration by Shreshta Sahithya Vedi - 5:00 pm
• College of Engineering Golden Jubilee Hall: 'Earth and Planets' exhibition, as part of the Geology Department's Golden Jubilee celebrations - 10:00 am
• Karthika Thirunal Theatre: Anayadi Prasad's music concert, led by Swathi Thirunal Sangeetha Sabha - 6:00 pm
• Poojappura Saraswathi Temple: Ranjini Varma and Dr. B. Sindhu's concert at Navaratri Sangeethotsavam - 6:00 pm

Kollam

• District Panchayat Hall: Awareness program organized by Kerala Deaf Consortium Kollam Unit, as part of International Sign Language Day celebration - 11:00 am

Kottayam

• Kottayam PWD Rest House: One-day workshop by All Kerala Photographers Association Kottayam Town Unit - 9:00 am
• Nagampadam Maidan: Onam Fest - 3:00 pm

Kochi

• Pathadippalam PWD Rest House: Second phase training for high school teachers in the state, provided by the Child Rights Commission - 10:00 am
• Thammam Vinoda Library: Diabetes and Blood Pressure screening camp conducted by Thammam Health Centre - 10:00 am
• Kadavanthra Indira Gandhi Cooperative Hospital: Inauguration of the Digital X-ray unit, starting with the support of Rotary Club of Cochin Downtown. By Rotary District 3205 Governor Dr. G.N. Ramesh - 4:30 pm
• Ernakulam General Hospital Telemedicine Hall: Distribution of medicines and financial aid by Jeevan Raksha Charity and Service Society. Inaugurated by C.R. Neelakandan - 11:00 am
• High Court Junction Vanji Square: Cochin Haritholsavam (Green Festival). Exhibition and sale of fruit tree saplings and flowering plants - 9:00 am
• Edappally Changampuzha Park: Dr. Pratap Kumar's lecture on 'Shoulder and Elbow Health' as part of Aazhavattom - 5:30 pm, FM Radio program 'Swarakoottu' - 6:30 pm

Kozhikode

• Town Hall: National Ayurveda Day, jointly organized by the Department of Indian Systems of Medicine and National AYUSH Mission.
• Press Club: POSH Act 2013 Seminar, jointly organized by Kerala Women's Commission and KUWJ. Inaugurated by State Women's Commission Chairperson P. Sathidevi - 10:00 am
• Palayam: 'Nagara Vimochana Yathra' (City Liberation March) led by South Mandal Muslim League Committee. Inaugurated by Muslim League State General Secretary P.M.A. Salam - 10:00 am
• Academy Art Gallery: M K Abhijith's art exhibition - 11:00 am
• Civil Station: International Deaf Day, Bike Rally - 2:00 pm
• Beach Freedom Square: International Deaf Day celebration by Malabar Deaf Association - 3:00 pm
• Thekkedathu Thazham: Inauguration of the 'Vikasana Sandesha Yathra' (Development Message Tour) led by Chelanur Panchayat President P.P. Nousheer - 3:00 pm
• Annie Hall Road AVVVS Ayurveda Specialty Clinic Conference Hall: Aryavaidya Vilasini Vaidyasala Ayurveda Day celebration. Chief Guest: Deputy Mayor C P Musafer Ahmed - 4:00 pm