Best travel lens for the sony a6000?

Here is what the site says about that.

From Sony a6000: Sony a6000: A mirrorless camera by Sony with a 24.3-megapixel APS-C sensor, announced in 2014. A long-running bestseller and a cheap used way into Sony APS-C. Specs - Maker: Sony - Mount: Sony E - Sensor: APS-C, 23.5 x 15.6mm, crop factor 1.5 - Resolution: 24.3 megapixels - Stabilisation: none in the body; use stabilised lenses for slow shutter speeds - Announced: 2014 - Type: mirrorless camera Focal lengths on it Lenses ...

From Travel: Travel: A travel camera has to be good at everything and light enough that you still carry it on day five. Landscapes, food, street scenes, people, the inside of a dim church: you'll shoot all of it, often in a hurry, and you won't want to change lenses on a crowded square.

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