What's this material?
limestone
What's this element?
a skylight
What's this building type?
a semi-detached house
What's this material?
pumice
PV glass
phenolic foam
What's this type of building?
bungalow
What's the problem here?
hurricane
tornado
oil spill
What's the problem here?
peeling paint
What's this building type?
a mansion
What's the problem here?
landslide
silt
habitat fragmentation
What's the problem here?
uneven floor
What's this element?
counterfort / buttress
What's this material?
granite
What's the problem here?
It's scratched
It's sagging
It's broken
What's this material?
felt
What's this material?
brass / copper
What's the problem here?
It's delapidated
What's the problem here?
flood
What's this element?
a porch
What's this material?
pebble
plastic
rubber crumb