French firefighters in jogging shoes would encircle the rollerbladers, while motorcycle police would form the outer layer of security.

穿慢跑鞋的法国消防队员包围整个队列，同时骑摩托的警察形成维护安全的外层。

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There are hundreds of joggers and dozens of rollerbladers.

BBC: Reclaiming the streets in Bogota

Here, under the date palms, where the sun shines more than 300 days a year and the scent of coconut oil drifts from the beach, joggers, cyclists, dog walkers and rollerbladers pass by in a constant parade that ends only after nightfall.

BBC: The perfect trip: Provence and the C?te d��Azur