Pictures behind Bayt's prayer display (the Prayer times screensaver and Home's prayer card).
Wikimedia Commons photos under free licences, each named below: CC0 1.0 (public domain,
https://creativecommons.org/publicdomain/zero/1.0/), CC BY 2.0/3.0 and CC BY-SA 2.0/3.0/4.0
(https://creativecommons.org/licenses/). The CC BY-SA pictures as Bayt shows them are under the same licence.
Bayt crops, scales and darkens them (tools/brand/make_backdrops.py).

dawn: Mosque at sunset in Dubai
  A mosque in Dubai at sunrise (taken 06:48, 15 March 2025).
  Author: MarianaSui. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Mosque_at_sunset_in_Dubai.jpg

day: Brunei.Sultan Omar Ali Saifuddin Mosque (18640417629)
  Sultan Omar Ali Saifuddin Mosque, Bandar Seri Begawan, Brunei, by its lagoon.
  Author: Bernard Spragg. NZ. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Brunei.Sultan_Omar_Ali_Saifuddin_Mosque_(18640417629).jpg

sunset: Sunset and Şemsi Ahmed Paşa Mosque
  Şemsi Ahmed Paşa Mosque, Üsküdar, Istanbul, at sunset.
  Author: Adem. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Sunset_and_Şemsi_Ahmed_Paşa_Mosque.jpg

night: Ubudiah Mosque at night
  Ubudiah Mosque, Kuala Kangsar, Malaysia, at night.
  Author: Linken-nightmare. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Ubudiah_Mosque_at_night.jpg

dawn-2: Al-Masjid An-Nabawi (Bird's Eye View)
  Al-Masjid an-Nabawi, Medina, from above, in the early morning (06:14, 22 April 2018).
  Author: Konevi. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Al-Masjid_An-Nabawi_(Bird's_Eye_View).jpg

dawn-3: Wide shot of the Green Dome at The Prophet's Mosque (Al Masjid-e-Nabawi)
  The Green Dome and minarets of al-Masjid an-Nabawi, Medina, in soft light.
  Author: TheHadiRahim. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Wide_shot_of_the_Green_Dome_at_The_Prophet's_Mosque_(Al_Masjid-e-Nabawi).jpg

dawn-4: Selimiye Cami, Mimar Sinan'ın Ustalık Eseri 2015
  Selimiye Mosque, Edirne, Turkey, under a pale winter sky.
  Author: Hamdigumus. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Selimiye_Cami,_Mimar_Sinan'ın_Ustalık_Eseri_2015.jpg

day-2: Kalan Minaret 02
  Kalan Minaret and the domes of Mir-i-Arab Madrasa, Bukhara, Uzbekistan.
  Author: Bgag. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Kalan_Minaret_02.jpg

day-3: Muhamed Ali Mosque
  Mosque of Muhammad Ali, Cairo Citadel, Egypt.
  Author: Hesham Ebaid. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Muhamed_Ali_Mosque.jpg

day-4: Registan 01
  The Registan's three madrasas, Samarkand, Uzbekistan.
  Author: Bernard Gagnon. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Registan_01.jpg

sunset-2: Günbatımı, Sultanahmet 2015
  Istanbul's skyline with the Blue Mosque at sunset, from the Bosphorus.
  Author: Hamdigumus. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Günbatımı,_Sultanahmet_2015.jpg

sunset-3: Mosquée CASTILIA - Tozeur 01
  Castilia Mosque, Tozeur, Tunisia, against the sunset glow.
  Author: Houss 2020. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Mosquée_CASTILIA_-_Tozeur_01.jpg

sunset-4: مشهد غروب
  A minaret's silhouette at sunset, Sudan (Wiki Loves Sudan 2025).
  Author: Fatima khalid003. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:مشهد_غروب.jpg

night-2: Sultan Ahmet Cami Gece Görünümü
  Sultan Ahmed (Blue) Mosque, Istanbul, lit before dawn.
  Author: Hamdigumus. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Sultan_Ahmet_Cami_Gece_Görünümü.jpg

night-3: Kapitan Keling Mosque at night
  Kapitan Keling Mosque, George Town, Penang, Malaysia, at night.
  Author: Deepak-nsk. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Kapitan_Keling_Mosque_at_night.jpg

night-4: Sheikh Rashid bin Mohammed bin Rashid Al Maktoum Mosque in Dubai Marina
  Sheikh Rashid bin Mohammed Mosque, Dubai Marina, UAE, at night.
  Author: MarianaSui. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Sheikh_Rashid_bin_Mohammed_bin_Rashid_Al_Maktoum_Mosque_in_Dubai_Marina.jpg

makkah-1: Great Mosque of Mecca
  The whole Haram from above at night, the mataf glowing.
  Author: saudipics. Licence: CC BY-SA 4.0.
  https://commons.wikimedia.org/wiki/File:Great_Mosque_of_Mecca.jpg

makkah-2: Pilgrims Continue to Perform Hajj Rituals by Circumambulating the Holy Kaaba, Makkah (2026)
  The Kaaba and the tawaf from above, by day.
  Author: Saudi Press Agency (SPA), Saudi Photos platform. Licence: CC BY-SA 4.0.
  https://commons.wikimedia.org/wiki/File:Pilgrims_Continue_to_Perform_Hajj_Rituals_by_Circumambulating_the_Holy_Kaaba,_Makkah_(2026).jpg

makkah-3: Holy Kaaba
  The Kaaba and the rings of tawaf from an upper floor, at night.
  Author: MohmmadRjab. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Holy_Kaaba.jpg

makkah-4: صحن الطواف خلال إحدى الصلوات في المسجد الحرام
  Rows of worshippers in prayer before the Kaaba, by day.
  Author: Saudi Press Agency (SPA), Saudi Photos platform. Licence: CC BY-SA 4.0.
  https://commons.wikimedia.org/wiki/File:صحن_الطواف_خلال_إحدى_الصلوات_في_المسجد_الحرام.jpg

makkah-5: Before the Hajj is complete, pilgrims must return to Mecca to perform a "farewell tawaf" around the Kaaba. - Flickr - Al Jazeera English
  The farewell tawaf at dusk, a lit minaret above.
  Author: Al Jazeera English (photo: Fadi El Binni). Licence: CC BY-SA 2.0.
  https://commons.wikimedia.org/wiki/File:Before_the_Hajj_is_complete,_pilgrims_must_return_to_Mecca_to_perform_a_"farewell_tawaf"_around_the_Kaaba._-_Flickr_-_Al_Jazeera_English.jpg

makkah-6: Minarets in Makkah (Mecca)
  The lit minarets of the King Fahd Gate at dawn.
  Author: Basil D Soufi. Licence: CC BY-SA 3.0.
  https://commons.wikimedia.org/wiki/File:Minarets_in_Makkah_(Mecca).jpg

makkah-7: Maghrib Prayer in Masjid Al-Haram
  Worshippers in rings at Maghrib.
  Author: Wurzelgnohm. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Maghrib_Prayer_in_Masjid_Al-Haram.jpg

makkah-8: Kaaba, Never still
  The Kaaba in soft morning light.
  Author: omar_chatriwala. Licence: CC BY 2.0.
  https://commons.wikimedia.org/wiki/File:Kaaba,_Never_still.jpg

makkah-9: The Kabah in the Grand Mosque of Makkah from the second floor, Saudi Arabia (6) (52500916052)
  The Kaaba framed by an arch of the second floor.
  Author: Richard Mortel. Licence: CC BY 2.0.
  https://commons.wikimedia.org/wiki/File:The_Kabah_in_the_Grand_Mosque_of_Makkah_from_the_second_floor,_Saudi_Arabia_(6)_(52500916052).jpg

makkah-10: Exterior of the Grand Mosque of Makkah, Saudi Arabia and the Clock Tower (52500933887)
  The minarets and the Clock Tower at night.
  Author: Richard Mortel. Licence: CC BY 2.0.
  https://commons.wikimedia.org/wiki/File:Exterior_of_the_Grand_Mosque_of_Makkah,_Saudi_Arabia_and_the_Clock_Tower_(52500933887).jpg

makkah-11: Courtyard of the Great Mosque of Mecca, Saudi Arabia (1)
  The mataf in the afternoon, the towers behind.
  Author: Richard Mortel. Licence: CC BY 2.0.
  https://commons.wikimedia.org/wiki/File:Courtyard_of_the_Great_Mosque_of_Mecca,_Saudi_Arabia_(1).jpg

makkah-12: Great Mosque of Mecca1
  The Haram, the city and the mountains from above, late afternoon.
  Author: Saudipics.com. Licence: CC BY-SA 4.0.
  https://commons.wikimedia.org/wiki/File:Great_Mosque_of_Mecca1.jpg

madinah-1: Mosque of the Prophet Muhammad at night
  The Green Dome and lit minarets over the piazza at night.
  Author: Wajahat Mahmood. Licence: CC BY-SA 2.0.
  https://commons.wikimedia.org/wiki/File:Mosque_of_the_Prophet_Muhammad_at_night.jpg

madinah-2: Masjid-e-Nabawi During Sunrise May 2016
  Worshippers in prayer before the Green Dome at sunrise.
  Author: Ibuz4u. Licence: CC BY-SA 4.0.
  https://commons.wikimedia.org/wiki/File:Masjid-e-Nabawi_During_Sunrise_May_2016.jpg

madinah-3: MasjidNabawiRoof
  The sun setting over the roof domes and a minaret.
  Author: Wurzelgnohm. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:MasjidNabawiRoof.jpg

madinah-4: The Enlightened City
  The lit mosque and the Green Dome at the blue hour.
  Author: Omar Chatriwala. Licence: CC BY 2.0.
  https://commons.wikimedia.org/wiki/File:The_Enlightened_City.jpg

madinah-5: Flickr - omar chatriwala - Dawn breaks
  The roofs and minarets at sunrise.
  Author: Omar Chatriwala. Licence: CC BY 2.0.
  https://commons.wikimedia.org/wiki/File:Flickr_-_omar_chatriwala_-_Dawn_breaks.jpg

madinah-6: Rawdah (The Green Dome) front
  The Green Dome, the silver dome and a minaret under a blue sky.
  Author: Kaliper1. Licence: CC BY-SA 4.0.
  https://commons.wikimedia.org/wiki/File:Rawdah_(The_Green_Dome)_front.jpg

madinah-7: MasjidNabawi
  The façade and the Green Dome reflected in the marble.
  Author: Wurzelgnohm. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:MasjidNabawi.jpg

madinah-8: Masjid Al Nabawi (17948287651)
  The façade, the Green Dome and minarets in the morning.
  Author: SHAHID SIDDIQI. Licence: CC0 1.0 (public domain).
  https://commons.wikimedia.org/wiki/File:Masjid_Al_Nabawi_(17948287651).jpg

madinah-9: المسجد النبوي الشريف
  The Green Dome between the umbrella pillars at sunset.
  Author: Aymanzaid2. Licence: CC BY-SA 4.0.
  https://commons.wikimedia.org/wiki/File:المسجد_النبوي_الشريف.jpg

madinah-10: Almadina-AboaLana
  The façade with lit minarets at night.
  Author: Vairus3. Licence: CC BY-SA 3.0.
  https://commons.wikimedia.org/wiki/File:Almadina-AboaLana.jpg

madinah-11: المسجد النبوي الشريف والصورة مأخوذة من الدور الرابع عشر فندق أنوار المدينة موفينبيك
  The mosque from above at dusk, the lights on.
  Author: Imam Khairul Annas. Licence: CC BY-SA 4.0.
  https://commons.wikimedia.org/wiki/File:المسجد_النبوي_الشريف_والصورة_مأخوذة_من_الدور_الرابع_عشر_فندق_أنوار_المدينة_موفينبيك.jpg

madinah-12: Al-Masjid al-Nabawi, Medina - panoramio
  The great umbrellas over the piazza.
  Author: Vebra. Licence: CC BY 3.0.
  https://commons.wikimedia.org/wiki/File:Al-Masjid_al-Nabawi,_Medina_-_panoramio.jpg