camping: outdoor recreational activity

construction: process of the building or assembling of a building or infrastructure

Amazon rainforest: large rainforest in South America

floodgate: adjustable gate used to control water flow

excavator: type of construction or mining equipment

public works: broad category of infrastructure projects, financed and constructed by the government

road transport: collective term for all forms of transport which takes place on roads, or (ground) surface, except railroads

railroad car: vehicle used for carrying cargo or passengers on rail transport system