Empire, for example, is an unobstructed shot of the New York City landmark.
That gap continued to narrow, but the trajectory toward passage was unobstructed, which soon became clear to the revelers.
It needs an unobstructed transportation corridor to move goods and people internally.
obstruct ob·struct (əb-strŭkt', ŏb-)
v. ob·struct·ed, ob·struct·ing, ob·structs
To block or close a body passage so as to hinder or interrupt a flow.