From OpenwaterpediaMenorca Channel from the Balearic island of Menorca to the island of Mallorca in the Mediterranean Sea in September 2011, setting the world record for both men and women in 12 hours 18 minutes 42 seconds. The previous record was established by Miquel Sunyer in 12 hours and 19 minutes. Planas became the first local swimmer to complete the Menorca Channel (she was born in Pòrtol on Mallorca) to succeed. Her swim was a benefit swim for the Spanish Cancer Society as a symbol of the struggle against adversity cancer patients have to go through every day.
Fragmento de informativos de TVE1 del 12/09/11 que relata la travesía de Menorca a Mallorca realizada por Teresa Planas el 11/09/11, récord mundial absoluto con 12:18:42.