A can of soda (tonic to be specific) is opened, then poured. Recorded closesly with tascam dr-40. There's some noise in the background but in general there are good bits.
A cacophony of frogs recorded in a marsh near the coast of north carolina. You can hear the squeak of bicycle brakes as i rode into a particularly loud spot.
There was a giant swarm of cicadas, and i recorded them. You can hear the individual ones that are close in the background of millions of ones in the distance.