Complex sentence: Because of isolation, poor road conditions, and the prevalence of banditry, overland travel to the north of Mali is regarded as especially dangerous; flying or traveling by boat is reported to be preferable where possible.
Split into simpler sentences: Because of isolation, poor road conditions, and the prevalence of banditry, overland travel to the north of Mali is regarded as especially dangerous. Flying or traveling by boat is reported to be preferable where possible.