Alexandria Digital Library Feature Type Thesaurus
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O
:
35
terms
oases
oblasts
USE
political areas
observation points
USE
viewing locations
observation sites
USE
research areas
observatories
USE
research facilities
observatorios
USE
research facilities
ocean currents
ocean floor features
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seafloor features
ocean regions
ocean trenches
oceans
offices
USE
buildings
offshore areas
USE
coastal zones
offshore platforms
oil camps
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camps
oil fields
oil palm plantations
USE
agricultural sites
oil pipeline junctions
USE
pipelines
oil pipeline terminals
USE
pipelines
oil pipelines
USE
pipelines
oil platforms
USE
offshore platforms
oil pumping stations
USE
pipelines
oil refineries
USE
industrial sites
oil wells
USE
wells
oilfields
USE
oil fields
olive groves
USE
woods
olive oil mills
USE
industrial sites
open pit mines
USE
mine sites
opera houses
USE
performance sites
orchards
USE
agricultural sites
ore treatment plants
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industrial sites
orphanages
USE
residential sites
overfalls
USE
hydrographic features
overpasses
USE
bridges
oxbow lakes
USE
lakes