"peculiar sight" is correct and usable in written English.
You can use it in a sentence to describe something that is strange or unexpected. For example, "The peculiar sight of a cat walking on its hind legs was truly shocking!".
It turns out he's hiding in plain (actually, quite peculiar) sight as he attempts a new career.
Alone in such a vast expanse of water, Moussambani made for a peculiar sight, but set off at a fair old clip.
The architect declined to comment, but either way, it is — and promises to be — a most peculiar sight on this unusual block.
The first time I witnessed this — and it's a peculiar sight, this large man bent over and up to his elbows in a black plastic sack of discarded foodstuffs — I was the unwitting object of his investigation.
It is a peculiar sight in Stanley, population roughly 1,200, one in a constellation of isolated and, in some cases, shrinking farm towns along North Dakota's wide open western edge where few residents recall a traffic jam.
It must have been a peculiar sight: a US soldier, his hands and clothes pockmarked with black silver nitrate, hunkered beneath the dark-cloth of a 5x4 field camera in a war zone in Afghanistan.
There were several peculiar sights at the Oneohtrix Point Never performance on Friday night, but none more so than the handful of fans clustered near the front of the stage, nodding their heads rhythmically.
At the police station, weary Sam Ramos, about to become the novel's moral center, takes a call from Mrs. Dickinson, the neighborhood busybody, complaining about peculiar sights and sounds at the Lowell house.
When I asked him what drew him to this year's event, he began to tell me his own story of a peculiar sighting he encountered when he was 18 years old on Campobello Island just 200 kilometres straight across the Bay of Fundy — that same first week of October in 1967.
As peculiar a sight as Lance and Ryan must have looked on their bicycle made for two in 1920, Boardman became the talk of Barcelona when he first pitched up at the Velodrom two days previously on an extraordinary looking machine made by an eccentric self-taught engineer in Norfolk.
This nature-defying oddity makes for a peculiar and grotesque sight.
