Historical Topo Comparison
Swipe to compare USGS topographic maps of the Sweetbriar area across 110 years (1914–2024).
Historical map tiles aren't loading. Try "Current USGS Topo" or "Portland 2025 Aerial" above.
← Back to The Sweetbriar OdditySwipe to compare USGS topographic maps of the Sweetbriar area across 110 years (1914–2024).
Historical map tiles aren't loading. Try "Current USGS Topo" or "Portland 2025 Aerial" above.
← Back to The Sweetbriar Oddity