Vizhinjam Marine Aquarium
The Vizhinjam Marine Aquarium is located near the Theatre Junction at Vizhinjam in Thiruvananthapuram. It houses a rich treasure of marine wealth which has perfected the Image Pearl production technique, by which a mould of any shape, made of shell cement is implanted into the pearl oyster and in two to three months, a pearl in the shape of the mould is ready.