When planning long-haul travel, several factors can affect destination selection including seasonality, climate conditions, entry requirements, travel restrictions, health issues, and social concerns. Travelers must consider a destination's climate and seasonal variations to avoid locations during extreme weather. Entry requirements like visas and vaccinations can take time to acquire and add costs. Travel advisories inform travelers of safety risks like terrorism or disease outbreaks that could lead to restricted travel or cancellations. Health issues may require vaccinations or prevent travel during pandemics. Poverty or exploitation at destinations could disincline travelers for ethical reasons. These many factors all have the potential to significantly impact travelers' choices of long-haul destinations.