Big trips don’t fall apart because people overspend — they fall apart because they don’t understand what the trip actually requires. This guide breaks down the real cost of a once-in-a-lifetime trip, including the hidden expenses and tradeoffs that matter most, so you can plan with confidence instead of fear.

Antarctica will give you a thousand reasons to say no. Cost, logistics, the sheer remoteness of it. Here's why every single one of those reasons is wrong — and what you actually need to know to go.