Life in his grandfather's large and well-guarded home in the leafy Coyoacan neighbourhood was "full of excitement, " he says.

BBC: Trotsky's grandson recalls ice pick killing

These termini always seem full of people, which adds to the sense of excitement once you board and find your spot on the train.

BBC: Europe's eight best night trains

In addition, full HD performance heightens the visual excitement of movies and games.

ENGADGET: Acer outs AZ3, AZ5, Veriton Z Series all-in-ones, starting at $650

An all-new version of the Ram 1500 full-size pickup helps create some excitement in an otherwise quiet truck segment for 2013.

FORBES: The Hottest New Cars For 2013

Broadway producers charge full price in the early days of a hot show and then, when the excitement has receded, let discounters like TKTS try to fill the empty seats.

FORBES: Why do theaters charge the same price for all tickets?