Sonder Old City
Sonder Old City in Philadelphia, United States. 257 North 3Rd Street Philadelphia 19106 United States Of America Philadelphia
Sonder Old City in Philadelphia, United States. Same price as direct booking, with a 1-tonne UN-verified CO₂ offset attached to every reservation, funded by IMPT from commission.
How IMPT pays for the carbon offset
Every booking on IMPT triggers a 1-tonne UN-verified CO₂ retirement on Ethereum, recorded against the booking ID. The offset is funded from IMPT's commission, not from the room rate — your price matches the property's standard direct rate.