Description: Famous plaza in the heart of Lisbon, on a rainy Friday afternoon. Tourists and locals going about their business mingle despite the weather.

Description: Ambiance from the patio of a resort room. Overlooking the outdoor pool, street, and harbor. Mostly sounds of nearby machinery humming.

Description: Quiet urban courtyard. Low buzz and hum of nearby machinery masks almost all of the street noise that tries to get in.

Description: walking through the park with voices, traffic, laughing going on around.

Description: group of children having fun in st. james's park playground, adult voices as well.