in pretty much every night club it's warm, so you don't have to wear your thickest clothing. it isn't that cold in Western Europe. A warm jacket and some semi-warm clothes (t-shirt with long sleeves or a thin sweater) will do.

Explorer1115860 Article on Dress code - Europe

...I'd recommend taking a suitcase over a backpack...easy to wheel around, pack and unpack.

Marlo Article on Suitcase Vs Backpack

If you have a high-def video camera, be sure to take it on a hike with you to the bottom of the canyon. HD is the only way to bring out the gorgeous contrast of blue sky and red rock that you'll want to show everyone at home.

ankopsu Article on Bryce Canyon National Park