heliport (n.)

• aerodrome
• airdrome
• airfield
• airport
• balcony
• catafalque
• dais
• emplacement
• field
• floor
• gallery
• hustings
• island
• landing
• platform
• podium
• port
• pulpit
• rostrum
• soapbox
• stage
• stump
• terrace
• tribunal
• tribune