architecture
artwork
beckstrasse
bottrop
building
clouds
coal mining
coal mining tip
culture
dawn
destination
dusk
europe
famous place
germany
heritage
hill
industrial
jump
landmark
landscape
lookout
mining
nature
north rhinewestphalia
outdoors
panorama
panoramic
point of interest
pot
route
ruhr
ruhr area
ruhr basin
ruhr metropolis
sights
sightseeing
sky
sundown
sunset
tetrahedron
tip
tourism
tourist attraction
travel
travel destinations
viewpoint