古北口長(zhǎng)城蟠龍山段密云306號(hào)敵臺(tái)（11月14日攝）。古北口長(zhǎng)城坐落于北京市密云區(qū)古北口鎮(zhèn)。長(zhǎng)城抗戰(zhàn)是中國(guó)抗日軍民在長(zhǎng)城沿線抗擊日本侵略者的斗爭(zhēng)，是早期抗日斗爭(zhēng)的重要組成部分。1933年，盤(pán)踞在我國(guó)東北的日寇侵占熱河后，一路長(zhǎng)驅(qū)直入。冷口、喜峰口、古北口等地爆發(fā)長(zhǎng)城抗戰(zhàn)。古北口長(zhǎng)城上下，一批戰(zhàn)爭(zhēng)遺跡、革命文物、紀(jì)念場(chǎng)所等，訴說(shuō)著這段歷史。[新華社記者 李京 攝]

This photo taken on Nov. 14, 2023 shows a watchtower at the Panlongshan section of the Gubeikou Great Wall in Beijing, capital of China. Gubeikou Great Wall is located in Gubeikou Town, Miyun District of Beijing. The defense of the Great Wall is an important part of the early Chinese People's War of Resistance Against Japanese Aggression. In 1933, the Chinese troops fought against Japanese invaders at places including Lengkou, Xifengkou and Gubeikou of the Great Wall. (Xinhua/Li Jing)