Cuevas del Drach are caves located next to city of Porto Cristo in Mallorca, Spain. It contains one of the largest underground lakes in the world. Once you reach the underground lake (Lake Martel), you can see musicians on the boat playing classical music.
Psychology, philosophy and art >> Actually this only true of art, music, dance, and singing. You can do these things yourself for yourself, as well as for the benefit of others. The arts are proven to be very healing. Philosophy and psychology not as much...personal opinion based on 50+ years of escaping to the arts...and only an aside of not much worth from psychology. If you disagree... keep it to yourself.