Amtrak Checked-Baggage Fees, Size Limits, and Free Allowances
Amtrak allows two checked bags free on eligible trips, but extra bags and oversized bags cost $20 each under separate rules.
A closer look at everyday questions
Make sense of confusing terms, changing prices, and the details that are easy to miss. Each note includes links to read more.
Latest notes
America the Beautiful Pass Prices and What the Fee Covers
The annual pass covers federal entrance and standard day-use fees, but not every expense at a recreation site. I compared the current prices and coverage before deciding when the math makes sense.
What a USGS Elevation Result Really Tells You About a Location
A USGS elevation result is an interpolated estimate from underlying 3DEP data—not a surveyed elevation for that exact point.
How National Park Passport Stamps Work and Where to Find Them
National Park Passport cancellations are free ink stamps, but their exact locations can change. I reviewed the official directories and organized a practical way to look them up.
How to Find the Next Visible International Space Station Flyover
A practical checklist for reading an ISS sighting forecast, including local time, visibility duration, maximum height, and where to look.