"Michelle is a driven, determined and strong-willed force, " her friend and co-worker Krissy Fischer says.

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Some popular pop-ups include LudoBites, the Los Angeles pop-up restaurant run by Krissy Lefebvre and husband Ludo Lefebvre.

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"In particular we're seeing an increase in travellers opting for orangutan based holiday experiences in Malaysia - Borneo in particular, " said communications manager Krissy Roe.

BBC: Sustainable travel in Malaysia